TopStudy

Toán · Lớp 4

Phiếu rèn kĩ năng tính toán Toán lớp 4 Phép chia phân số có đáp án

7 câu · 11 phút · Ngân hàng đề TopStudy. Đáp án và lời giải do TopStudy biên soạn, mở ngay dưới từng câu.

Làm bài

Nội dung đề

Phần I. Tự luận

Câu 1

1 điểm
12:13=................\begin{array}{cccccccccccccccccccc}1\\\hline2\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}1\\\hline3\end{array}{\rm{ = }}................13:14=................\begin{array}{cccccccccccccccccccc}1\\\hline3\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}1\\\hline4\end{array}{\rm{ = }}................23:14=................\begin{array}{cccccccccccccccccccc}2\\\hline3\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}1\\\hline4\end{array}{\rm{ = }}................34:25=................\begin{array}{cccccccccccccccccccc}3\\\hline4\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}2\\\hline5\end{array}{\rm{ = }}................
25:38=................\begin{array}{cccccccccccccccccccc}2\\\hline5\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}3\\\hline8\end{array}{\rm{ = }}................37:23=................\begin{array}{cccccccccccccccccccc}3\\\hline7\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}2\\\hline3\end{array}{\rm{ = }}................49:16=................\begin{array}{cccccccccccccccccccc}4\\\hline9\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}1\\\hline6\end{array}{\rm{ = }}................56:27=................\begin{array}{cccccccccccccccccccc}5\\\hline6\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}2\\\hline7\end{array}{\rm{ = }}................
310:12=...............\begin{array}{cccccccccccccccccccc}3\\\hline{10}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}1\\\hline2\end{array}{\rm{ = }}...............78:35=................\begin{array}{cccccccccccccccccccc}7\\\hline8\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}3\\\hline5\end{array}{\rm{ = }}................29:13=................\begin{array}{cccccccccccccccccccc}2\\\hline9\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}1\\\hline3\end{array}{\rm{ = }}................58:34=................\begin{array}{cccccccccccccccccccc}5\\\hline8\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}3\\\hline4\end{array}{\rm{ = }}................
45:32=................\begin{array}{cccccccccccccccccccc}4\\\hline5\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}3\\\hline2\end{array}{\rm{ = }}................311:25=...............\begin{array}{cccccccccccccccccccc}3\\\hline{11}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}2\\\hline5\end{array}{\rm{ = }}...............27:35=................\begin{array}{cccccccccccccccccccc}2\\\hline7\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}3\\\hline5\end{array}{\rm{ = }}................67:45=................\begin{array}{cccccccccccccccccccc}6\\\hline7\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}4\\\hline5\end{array}{\rm{ = }}................
59:23=................\begin{array}{cccccccccccccccccccc}5\\\hline9\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}2\\\hline3\end{array}{\rm{ = }}................710:38=...............\begin{array}{cccccccccccccccccccc}7\\\hline{10}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}3\\\hline8\end{array}{\rm{ = }}...............14:27=................\begin{array}{cccccccccccccccccccc}1\\\hline4\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}2\\\hline7\end{array}{\rm{ = }}................35:49=................\begin{array}{cccccccccccccccccccc}3\\\hline5\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}4\\\hline9\end{array}{\rm{ = }}................
23:38=................\begin{array}{cccccccccccccccccccc}2\\\hline3\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}3\\\hline8\end{array}{\rm{ = }}................47:56=................\begin{array}{cccccccccccccccccccc}4\\\hline7\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}5\\\hline6\end{array}{\rm{ = }}................512:13=...............\begin{array}{cccccccccccccccccccc}5\\\hline{12}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}1\\\hline3\end{array}{\rm{ = }}...............314:25=...............\begin{array}{cccccccccccccccccccc}3\\\hline{14}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}2\\\hline5\end{array}{\rm{ = }}...............
79:45=................\begin{array}{cccccccccccccccccccc}7\\\hline9\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}4\\\hline5\end{array}{\rm{ = }}................211:37=...............\begin{array}{cccccccccccccccccccc}2\\\hline{11}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}3\\\hline7\end{array}{\rm{ = }}...............910:23=...............\begin{array}{cccccccccccccccccccc}9\\\hline{10}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}2\\\hline3\end{array}{\rm{ = }}...............415:16=...............\begin{array}{cccccccccccccccccccc}4\\\hline{15}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}1\\\hline6\end{array}{\rm{ = }}...............
514:29=...............\begin{array}{cccccccccccccccccccc}5\\\hline{14}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}2\\\hline9\end{array}{\rm{ = }}...............38:512=...............\begin{array}{cccccccccccccccccccc}3\\\hline8\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}5\\\hline{12}\end{array}{\rm{ = }}...............15:37=................\begin{array}{cccccccccccccccccccc}1\\\hline5\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}3\\\hline7\end{array}{\rm{ = }}................213:14=...............\begin{array}{cccccccccccccccccccc}2\\\hline{13}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}1\\\hline4\end{array}{\rm{ = }}...............
611:58=...............\begin{array}{cccccccccccccccccccc}6\\\hline{11}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}5\\\hline8\end{array}{\rm{ = }}...............712:29=...............\begin{array}{cccccccccccccccccccc}7\\\hline{12}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}2\\\hline9\end{array}{\rm{ = }}...............316:12=...............\begin{array}{cccccccccccccccccccc}3\\\hline{16}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}1\\\hline2\end{array}{\rm{ = }}...............45:79=................\begin{array}{cccccccccccccccccccc}4\\\hline5\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}7\\\hline9\end{array}{\rm{ = }}................
56:14=................\begin{array}{cccccccccccccccccccc}5\\\hline6\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}1\\\hline4\end{array}{\rm{ = }}................215:34=...............\begin{array}{cccccccccccccccccccc}2\\\hline{15}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}3\\\hline4\end{array}{\rm{ = }}...............914:25=...............\begin{array}{cccccccccccccccccccc}9\\\hline{14}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}2\\\hline5\end{array}{\rm{ = }}...............1112:38=...............\begin{array}{cccccccccccccccccccc}{11}\\\hline{12}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}3\\\hline8\end{array}{\rm{ = }}...............
13:25=................\begin{array}{cccccccccccccccccccc}1\\\hline3\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}2\\\hline5\end{array}{\rm{ = }}................49:512=...............\begin{array}{cccccccccccccccccccc}4\\\hline9\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}5\\\hline{12}\end{array}{\rm{ = }}...............78:211=...............\begin{array}{cccccccccccccccccccc}7\\\hline8\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}2\\\hline{11}\end{array}{\rm{ = }}...............310:47=...............\begin{array}{cccccccccccccccccccc}3\\\hline{10}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}4\\\hline7\end{array}{\rm{ = }}...............
57:38=................\begin{array}{cccccccccccccccccccc}5\\\hline7\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}3\\\hline8\end{array}{\rm{ = }}................25:611=...............\begin{array}{cccccccccccccccccccc}2\\\hline5\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}6\\\hline{11}\end{array}{\rm{ = }}...............313:25=...............\begin{array}{cccccccccccccccccccc}3\\\hline{13}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}2\\\hline5\end{array}{\rm{ = }}...............89:13=................\begin{array}{cccccccccccccccccccc}8\\\hline9\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}1\\\hline3\end{array}{\rm{ = }}................
516:310=..............\begin{array}{cccccccccccccccccccc}5\\\hline{16}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}3\\\hline{10}\end{array}{\rm{ = }}..............715:23=...............\begin{array}{cccccccccccccccccccc}7\\\hline{15}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}2\\\hline3\end{array}{\rm{ = }}...............411:12=...............\begin{array}{cccccccccccccccccccc}4\\\hline{11}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}1\\\hline2\end{array}{\rm{ = }}...............320:15=...............\begin{array}{cccccccccccccccccccc}3\\\hline{20}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}1\\\hline5\end{array}{\rm{ = }}...............
27:58=................\begin{array}{cccccccccccccccccccc}2\\\hline7\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}5\\\hline8\end{array}{\rm{ = }}................916:34=...............\begin{array}{cccccccccccccccccccc}9\\\hline{16}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}3\\\hline4\end{array}{\rm{ = }}...............518:23=...............\begin{array}{cccccccccccccccccccc}5\\\hline{18}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}2\\\hline3\end{array}{\rm{ = }}...............1114:35=...............\begin{array}{cccccccccccccccccccc}{11}\\\hline{14}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}3\\\hline5\end{array}{\rm{ = }}...............
613:25=...............\begin{array}{cccccccccccccccccccc}6\\\hline{13}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}2\\\hline5\end{array}{\rm{ = }}...............17:34=................\begin{array}{cccccccccccccccccccc}1\\\hline7\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}3\\\hline4\end{array}{\rm{ = }}................815:29=...............\begin{array}{cccccccccccccccccccc}8\\\hline{15}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}2\\\hline9\end{array}{\rm{ = }}...............311:47=...............\begin{array}{cccccccccccccccccccc}3\\\hline{11}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}4\\\hline7\end{array}{\rm{ = }}...............
Xem đáp án và lời giải

Hướng dẫn chấm do TopStudy biên soạn, mang tính gợi ý

12:13=32\begin{array}{cccccccccccccccccccc}1\\\hline2\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}1\\\hline3\end{array}{\rm{ = }}\begin{array}{cccccccccccccccccccc}3\\\hline2\end{array}13:14=43\begin{array}{cccccccccccccccccccc}1\\\hline3\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}1\\\hline4\end{array}{\rm{ = }}\begin{array}{cccccccccccccccccccc}4\\\hline3\end{array}23:14=83\begin{array}{cccccccccccccccccccc}2\\\hline3\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}1\\\hline4\end{array}{\rm{ = }}\begin{array}{cccccccccccccccccccc}8\\\hline3\end{array}34:25=158\begin{array}{cccccccccccccccccccc}3\\\hline4\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}2\\\hline5\end{array}{\rm{ = }}\begin{array}{cccccccccccccccccccc}{15}\\\hline8\end{array}
25:38=1615\begin{array}{cccccccccccccccccccc}2\\\hline5\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}3\\\hline8\end{array}{\rm{ = }}\begin{array}{cccccccccccccccccccc}{16}\\\hline{15}\end{array}37:23=914\begin{array}{cccccccccccccccccccc}3\\\hline7\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}2\\\hline3\end{array}{\rm{ = }}\begin{array}{cccccccccccccccccccc}9\\\hline{14}\end{array}49:16=83\begin{array}{cccccccccccccccccccc}4\\\hline9\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}1\\\hline6\end{array}{\rm{ = }}\begin{array}{cccccccccccccccccccc}8\\\hline3\end{array}56:27=3512\begin{array}{cccccccccccccccccccc}5\\\hline6\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}2\\\hline7\end{array}{\rm{ = }}\begin{array}{cccccccccccccccccccc}{35}\\\hline{12}\end{array}
310:12=35\begin{array}{cccccccccccccccccccc}3\\\hline{10}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}1\\\hline2\end{array}{\rm{ = }}\begin{array}{cccccccccccccccccccc}3\\\hline5\end{array}78:35=3524\begin{array}{cccccccccccccccccccc}7\\\hline8\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}3\\\hline5\end{array}{\rm{ = }}\begin{array}{cccccccccccccccccccc}{35}\\\hline{24}\end{array}29:13=23\begin{array}{cccccccccccccccccccc}2\\\hline9\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}1\\\hline3\end{array}{\rm{ = }}\begin{array}{cccccccccccccccccccc}2\\\hline3\end{array}58:34=56\begin{array}{cccccccccccccccccccc}5\\\hline8\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}3\\\hline4\end{array}{\rm{ = }}\begin{array}{cccccccccccccccccccc}5\\\hline6\end{array}
45:32=815\begin{array}{cccccccccccccccccccc}4\\\hline5\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}3\\\hline2\end{array}{\rm{ = }}\begin{array}{cccccccccccccccccccc}8\\\hline{15}\end{array}311:25=1522\begin{array}{cccccccccccccccccccc}3\\\hline{11}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}2\\\hline5\end{array}{\rm{ = }}\begin{array}{cccccccccccccccccccc}{15}\\\hline{22}\end{array}27:35=1021\begin{array}{cccccccccccccccccccc}2\\\hline7\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}3\\\hline5\end{array}{\rm{ = }}\begin{array}{cccccccccccccccccccc}{10}\\\hline{21}\end{array}67:45=1514\begin{array}{cccccccccccccccccccc}6\\\hline7\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}4\\\hline5\end{array}{\rm{ = }}\begin{array}{cccccccccccccccccccc}{15}\\\hline{14}\end{array}
59:23=56\begin{array}{cccccccccccccccccccc}5\\\hline9\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}2\\\hline3\end{array}{\rm{ = }}\begin{array}{cccccccccccccccccccc}5\\\hline6\end{array}710:38=2815\begin{array}{cccccccccccccccccccc}7\\\hline{10}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}3\\\hline8\end{array}{\rm{ = }}\begin{array}{cccccccccccccccccccc}{28}\\\hline{15}\end{array}14:27=78\begin{array}{cccccccccccccccccccc}1\\\hline4\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}2\\\hline7\end{array}{\rm{ = }}\begin{array}{cccccccccccccccccccc}7\\\hline8\end{array}35:49=2720\begin{array}{cccccccccccccccccccc}3\\\hline5\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}4\\\hline9\end{array}{\rm{ = }}\begin{array}{cccccccccccccccccccc}{27}\\\hline{20}\end{array}
23:38=169\begin{array}{cccccccccccccccccccc}2\\\hline3\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}3\\\hline8\end{array}{\rm{ = }}\begin{array}{cccccccccccccccccccc}{16}\\\hline9\end{array}47:56=2435\begin{array}{cccccccccccccccccccc}4\\\hline7\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}5\\\hline6\end{array}{\rm{ = }}\begin{array}{cccccccccccccccccccc}{24}\\\hline{35}\end{array}512:13=54\begin{array}{cccccccccccccccccccc}5\\\hline{12}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}1\\\hline3\end{array}{\rm{ = }}\begin{array}{cccccccccccccccccccc}5\\\hline4\end{array}314:25=1528\begin{array}{cccccccccccccccccccc}3\\\hline{14}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}2\\\hline5\end{array}{\rm{ = }}\begin{array}{cccccccccccccccccccc}{15}\\\hline{28}\end{array}
79:45=3536\begin{array}{cccccccccccccccccccc}7\\\hline9\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}4\\\hline5\end{array}{\rm{ = }}\begin{array}{cccccccccccccccccccc}{35}\\\hline{36}\end{array}211:37=1433\begin{array}{cccccccccccccccccccc}2\\\hline{11}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}3\\\hline7\end{array}{\rm{ = }}\begin{array}{cccccccccccccccccccc}{14}\\\hline{33}\end{array}910:23=2720\begin{array}{cccccccccccccccccccc}9\\\hline{10}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}2\\\hline3\end{array}{\rm{ = }}\begin{array}{cccccccccccccccccccc}{27}\\\hline{20}\end{array}415:16=85\begin{array}{cccccccccccccccccccc}4\\\hline{15}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}1\\\hline6\end{array}{\rm{ = }}\begin{array}{cccccccccccccccccccc}8\\\hline5\end{array}
514:29=4528\begin{array}{cccccccccccccccccccc}5\\\hline{14}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}2\\\hline9\end{array}{\rm{ = }}\begin{array}{cccccccccccccccccccc}{45}\\\hline{28}\end{array}38:512=910\begin{array}{cccccccccccccccccccc}3\\\hline8\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}5\\\hline{12}\end{array}{\rm{ = }}\begin{array}{cccccccccccccccccccc}9\\\hline{10}\end{array}15:37=715\begin{array}{cccccccccccccccccccc}1\\\hline5\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}3\\\hline7\end{array}{\rm{ = }}\begin{array}{cccccccccccccccccccc}7\\\hline{15}\end{array}213:14=813\begin{array}{cccccccccccccccccccc}2\\\hline{13}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}1\\\hline4\end{array}{\rm{ = }}\begin{array}{cccccccccccccccccccc}8\\\hline{13}\end{array}
611:58=4855\begin{array}{cccccccccccccccccccc}6\\\hline{11}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}5\\\hline8\end{array}{\rm{ = }}\begin{array}{cccccccccccccccccccc}{48}\\\hline{55}\end{array}712:29=218\begin{array}{cccccccccccccccccccc}7\\\hline{12}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}2\\\hline9\end{array}{\rm{ = }}\begin{array}{cccccccccccccccccccc}{21}\\\hline8\end{array}316:12=38\begin{array}{cccccccccccccccccccc}3\\\hline{16}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}1\\\hline2\end{array}{\rm{ = }}\begin{array}{cccccccccccccccccccc}3\\\hline8\end{array}45:79=3635\begin{array}{cccccccccccccccccccc}4\\\hline5\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}7\\\hline9\end{array}{\rm{ = }}\begin{array}{cccccccccccccccccccc}{36}\\\hline{35}\end{array}
56:14=103\begin{array}{cccccccccccccccccccc}5\\\hline6\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}1\\\hline4\end{array}{\rm{ = }}\begin{array}{cccccccccccccccccccc}{10}\\\hline3\end{array}215:34=845\begin{array}{cccccccccccccccccccc}2\\\hline{15}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}3\\\hline4\end{array}{\rm{ = }}\begin{array}{cccccccccccccccccccc}8\\\hline{45}\end{array}914:25=4528\begin{array}{cccccccccccccccccccc}9\\\hline{14}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}2\\\hline5\end{array}{\rm{ = }}\begin{array}{cccccccccccccccccccc}{45}\\\hline{28}\end{array}1112:38=229\begin{array}{cccccccccccccccccccc}{11}\\\hline{12}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}3\\\hline8\end{array}{\rm{ = }}\begin{array}{cccccccccccccccccccc}{22}\\\hline9\end{array}
13:25=56\begin{array}{cccccccccccccccccccc}1\\\hline3\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}2\\\hline5\end{array}{\rm{ = }}\begin{array}{cccccccccccccccccccc}5\\\hline6\end{array}49:512=1615\begin{array}{cccccccccccccccccccc}4\\\hline9\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}5\\\hline{12}\end{array}{\rm{ = }}\begin{array}{cccccccccccccccccccc}{16}\\\hline{15}\end{array}78:211=7716\begin{array}{cccccccccccccccccccc}7\\\hline8\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}2\\\hline{11}\end{array}{\rm{ = }}\begin{array}{cccccccccccccccccccc}{77}\\\hline{16}\end{array}310:47=2140\begin{array}{cccccccccccccccccccc}3\\\hline{10}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}4\\\hline7\end{array}{\rm{ = }}\begin{array}{cccccccccccccccccccc}{21}\\\hline{40}\end{array}
57:38=4021\begin{array}{cccccccccccccccccccc}5\\\hline7\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}3\\\hline8\end{array}{\rm{ = }}\begin{array}{cccccccccccccccccccc}{40}\\\hline{21}\end{array}25:611=1115\begin{array}{cccccccccccccccccccc}2\\\hline5\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}6\\\hline{11}\end{array}{\rm{ = }}\begin{array}{cccccccccccccccccccc}{11}\\\hline{15}\end{array}313:25=1526\begin{array}{cccccccccccccccccccc}3\\\hline{13}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}2\\\hline5\end{array}{\rm{ = }}\begin{array}{cccccccccccccccccccc}{15}\\\hline{26}\end{array}89:13=83\begin{array}{cccccccccccccccccccc}8\\\hline9\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}1\\\hline3\end{array}{\rm{ = }}\begin{array}{cccccccccccccccccccc}8\\\hline3\end{array}
516:310=2524\begin{array}{cccccccccccccccccccc}5\\\hline{16}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}3\\\hline{10}\end{array}{\rm{ = }}\begin{array}{cccccccccccccccccccc}{25}\\\hline{24}\end{array}715:23=720\begin{array}{cccccccccccccccccccc}7\\\hline{15}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}2\\\hline3\end{array}{\rm{ = }}\begin{array}{cccccccccccccccccccc}7\\\hline{20}\end{array}411:12=811\begin{array}{cccccccccccccccccccc}4\\\hline{11}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}1\\\hline2\end{array}{\rm{ = }}\begin{array}{cccccccccccccccccccc}8\\\hline{11}\end{array}320:15=34\begin{array}{cccccccccccccccccccc}3\\\hline{20}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}1\\\hline5\end{array}{\rm{ = }}\begin{array}{cccccccccccccccccccc}3\\\hline4\end{array}
27:58=1635\begin{array}{cccccccccccccccccccc}2\\\hline7\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}5\\\hline8\end{array}{\rm{ = }}\begin{array}{cccccccccccccccccccc}{16}\\\hline{35}\end{array}916:34=34\begin{array}{cccccccccccccccccccc}9\\\hline{16}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}3\\\hline4\end{array}{\rm{ = }}\begin{array}{cccccccccccccccccccc}3\\\hline4\end{array}518:23=512\begin{array}{cccccccccccccccccccc}5\\\hline{18}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}2\\\hline3\end{array}{\rm{ = }}\begin{array}{cccccccccccccccccccc}5\\\hline{12}\end{array}1114:35=2221\begin{array}{cccccccccccccccccccc}{11}\\\hline{14}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}3\\\hline5\end{array}{\rm{ = }}\begin{array}{cccccccccccccccccccc}{22}\\\hline{21}\end{array}
613:25=1513\begin{array}{cccccccccccccccccccc}6\\\hline{13}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}2\\\hline5\end{array}{\rm{ = }}\begin{array}{cccccccccccccccccccc}{15}\\\hline{13}\end{array}17:34=421\begin{array}{cccccccccccccccccccc}1\\\hline7\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}3\\\hline4\end{array}{\rm{ = }}\begin{array}{cccccccccccccccccccc}4\\\hline{21}\end{array}815:29=125\begin{array}{cccccccccccccccccccc}8\\\hline{15}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}2\\\hline9\end{array}{\rm{ = }}\begin{array}{cccccccccccccccccccc}{12}\\\hline5\end{array}311:47=2144\begin{array}{cccccccccccccccccccc}3\\\hline{11}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}4\\\hline7\end{array}{\rm{ = }}\begin{array}{cccccccccccccccccccc}{21}\\\hline{44}\end{array}

Câu 2

1 điểm
23:58=................\begin{array}{cccccccccccccccccccc}2\\\hline3\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}5\\\hline8\end{array}{\rm{ = }}................710:311=..............\begin{array}{cccccccccccccccccccc}7\\\hline{10}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}3\\\hline{11}\end{array}{\rm{ = }}..............421:13=...............\begin{array}{cccccccccccccccccccc}4\\\hline{21}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}1\\\hline3\end{array}{\rm{ = }}...............512:27=...............\begin{array}{cccccccccccccccccccc}5\\\hline{12}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}2\\\hline7\end{array}{\rm{ = }}...............
314:56=...............\begin{array}{cccccccccccccccccccc}3\\\hline{14}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}5\\\hline6\end{array}{\rm{ = }}...............920:25=...............\begin{array}{cccccccccccccccccccc}9\\\hline{20}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}2\\\hline5\end{array}{\rm{ = }}...............1115:310=..............\begin{array}{cccccccccccccccccccc}{11}\\\hline{15}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}3\\\hline{10}\end{array}{\rm{ = }}..............29:45=................\begin{array}{cccccccccccccccccccc}2\\\hline9\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}4\\\hline5\end{array}{\rm{ = }}................
712:59=...............\begin{array}{cccccccccccccccccccc}7\\\hline{12}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}5\\\hline9\end{array}{\rm{ = }}...............16:25=................\begin{array}{cccccccccccccccccccc}1\\\hline6\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}2\\\hline5\end{array}{\rm{ = }}................37:49=................\begin{array}{cccccccccccccccccccc}3\\\hline7\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}4\\\hline9\end{array}{\rm{ = }}................58:712=...............\begin{array}{cccccccccccccccccccc}5\\\hline8\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}7\\\hline{12}\end{array}{\rm{ = }}...............
211:38=...............\begin{array}{cccccccccccccccccccc}2\\\hline{11}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}3\\\hline8\end{array}{\rm{ = }}...............413:15=...............\begin{array}{cccccccccccccccccccc}4\\\hline{13}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}1\\\hline5\end{array}{\rm{ = }}...............617:29=...............\begin{array}{cccccccccccccccccccc}6\\\hline{17}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}2\\\hline9\end{array}{\rm{ = }}...............35:78=................\begin{array}{cccccccccccccccccccc}3\\\hline5\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}7\\\hline8\end{array}{\rm{ = }}................
514:311=..............\begin{array}{cccccccccccccccccccc}5\\\hline{14}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}3\\\hline{11}\end{array}{\rm{ = }}..............821:25=..............\begin{array}{cccccccccccccccccccc}8\\\hline{21}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}2\\\hline5\end{array}{\rm{ = }}..............922:47=...............\begin{array}{cccccccccccccccccccc}9\\\hline{22}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}4\\\hline7\end{array}{\rm{ = }}...............19:27=................\begin{array}{cccccccccccccccccccc}1\\\hline9\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}2\\\hline7\end{array}{\rm{ = }}................
716:35=...............\begin{array}{cccccccccccccccccccc}7\\\hline{16}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}3\\\hline5\end{array}{\rm{ = }}...............25:311=...............\begin{array}{cccccccccccccccccccc}2\\\hline5\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}3\\\hline{11}\end{array}{\rm{ = }}...............47:59=................\begin{array}{cccccccccccccccccccc}4\\\hline7\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}5\\\hline9\end{array}{\rm{ = }}................310:712=..............\begin{array}{cccccccccccccccccccc}3\\\hline{10}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}7\\\hline{12}\end{array}{\rm{ = }}..............
56:411=...............\begin{array}{cccccccccccccccccccc}5\\\hline6\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}4\\\hline{11}\end{array}{\rm{ = }}...............213:37=...............\begin{array}{cccccccccccccccccccc}2\\\hline{13}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}3\\\hline7\end{array}{\rm{ = }}...............1118:25=...............\begin{array}{cccccccccccccccccccc}{11}\\\hline{18}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}2\\\hline5\end{array}{\rm{ = }}...............38:514=...............\begin{array}{cccccccccccccccccccc}3\\\hline8\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}5\\\hline{14}\end{array}{\rm{ = }}...............
79:211=...............\begin{array}{cccccccccccccccccccc}7\\\hline9\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}2\\\hline{11}\end{array}{\rm{ = }}...............415:37=...............\begin{array}{cccccccccccccccccccc}4\\\hline{15}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}3\\\hline7\end{array}{\rm{ = }}...............512:78=...............\begin{array}{cccccccccccccccccccc}5\\\hline{12}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}7\\\hline8\end{array}{\rm{ = }}...............29:56=................\begin{array}{cccccccccccccccccccc}2\\\hline9\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}5\\\hline6\end{array}{\rm{ = }}................
314:45=...............\begin{array}{cccccccccccccccccccc}3\\\hline{14}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}4\\\hline5\end{array}{\rm{ = }}...............920:712=..............\begin{array}{cccccccccccccccccccc}9\\\hline{20}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}7\\\hline{12}\end{array}{\rm{ = }}..............14:311=...............\begin{array}{cccccccccccccccccccc}1\\\hline4\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}3\\\hline{11}\end{array}{\rm{ = }}...............813:56=...............\begin{array}{cccccccccccccccccccc}8\\\hline{13}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}5\\\hline6\end{array}{\rm{ = }}...............
516:29=...............\begin{array}{cccccccccccccccccccc}5\\\hline{16}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}2\\\hline9\end{array}{\rm{ = }}...............37:59=................\begin{array}{cccccccccccccccccccc}3\\\hline7\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}5\\\hline9\end{array}{\rm{ = }}................411:38=...............\begin{array}{cccccccccccccccccccc}4\\\hline{11}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}3\\\hline8\end{array}{\rm{ = }}...............215:712=..............\begin{array}{cccccccccccccccccccc}2\\\hline{15}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}7\\\hline{12}\end{array}{\rm{ = }}..............
1114:37=...............\begin{array}{cccccccccccccccccccc}{11}\\\hline{14}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}3\\\hline7\end{array}{\rm{ = }}...............1315:29=...............\begin{array}{cccccccccccccccccccc}{13}\\\hline{15}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}2\\\hline9\end{array}{\rm{ = }}...............1720:512=..............\begin{array}{cccccccccccccccccccc}{17}\\\hline{20}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}5\\\hline{12}\end{array}{\rm{ = }}..............911:47=...............\begin{array}{cccccccccccccccccccc}9\\\hline{11}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}4\\\hline7\end{array}{\rm{ = }}...............
1415:79=...............\begin{array}{cccccccccccccccccccc}{14}\\\hline{15}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}7\\\hline9\end{array}{\rm{ = }}...............813:311=..............\begin{array}{cccccccccccccccccccc}8\\\hline{13}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}3\\\hline{11}\end{array}{\rm{ = }}..............1921:49=...............\begin{array}{cccccccccccccccccccc}{19}\\\hline{21}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}4\\\hline9\end{array}{\rm{ = }}...............1522:27=................\begin{array}{cccccccccccccccccccc}{15}\\\hline{22}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}2\\\hline7\end{array}{\rm{ = }}................
1217:58=...............\begin{array}{cccccccccccccccccccc}{12}\\\hline{17}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}5\\\hline8\end{array}{\rm{ = }}...............1619:310=..............\begin{array}{cccccccccccccccccccc}{16}\\\hline{19}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}3\\\hline{10}\end{array}{\rm{ = }}..............2125:411=..............\begin{array}{cccccccccccccccccccc}{21}\\\hline{25}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}4\\\hline{11}\end{array}{\rm{ = }}..............1316:712=..............\begin{array}{cccccccccccccccccccc}{13}\\\hline{16}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}7\\\hline{12}\end{array}{\rm{ = }}..............
1823:514=..............\begin{array}{cccccccccccccccccccc}{18}\\\hline{23}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}5\\\hline{14}\end{array}{\rm{ = }}..............2027:38=...............\begin{array}{cccccccccccccccccccc}{20}\\\hline{27}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}3\\\hline8\end{array}{\rm{ = }}...............1724:59=...............\begin{array}{cccccccccccccccccccc}{17}\\\hline{24}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}5\\\hline9\end{array}{\rm{ = }}...............2229:613=..............\begin{array}{cccccccccccccccccccc}{22}\\\hline{29}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}6\\\hline{13}\end{array}{\rm{ = }}..............
2533:715=..............\begin{array}{cccccccccccccccccccc}{25}\\\hline{33}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}7\\\hline{15}\end{array}{\rm{ = }}..............1419:512=...............\begin{array}{cccccccccccccccccccc}{14}\\\hline{19}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}5\\\hline{12}\end{array}{\rm{ = }}...............920:718=.............\begin{array}{cccccccccccccccccccc}9\\\hline{20}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}7\\\hline{18}\end{array}{\rm{ = }}.............1118:514=.............\begin{array}{cccccccccccccccccccc}{11}\\\hline{18}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}5\\\hline{14}\end{array}{\rm{ = }}.............
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23:58=1615\begin{array}{cccccccccccccccccccc}2\\\hline3\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}5\\\hline8\end{array}{\rm{ = }}\begin{array}{cccccccccccccccccccc}{16}\\\hline{15}\end{array}710:311=7730\begin{array}{cccccccccccccccccccc}7\\\hline{10}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}3\\\hline{11}\end{array}{\rm{ = }}\begin{array}{cccccccccccccccccccc}{77}\\\hline{30}\end{array}421:13=47\begin{array}{cccccccccccccccccccc}4\\\hline{21}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}1\\\hline3\end{array}{\rm{ = }}\begin{array}{cccccccccccccccccccc}4\\\hline7\end{array}512:27=3524\begin{array}{cccccccccccccccccccc}5\\\hline{12}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}2\\\hline7\end{array}{\rm{ = }}\begin{array}{cccccccccccccccccccc}{35}\\\hline{24}\end{array}
314:56=935\begin{array}{cccccccccccccccccccc}3\\\hline{14}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}5\\\hline6\end{array}{\rm{ = }}\begin{array}{cccccccccccccccccccc}9\\\hline{35}\end{array}920:25=98\begin{array}{cccccccccccccccccccc}9\\\hline{20}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}2\\\hline5\end{array}{\rm{ = }}\begin{array}{cccccccccccccccccccc}9\\\hline8\end{array}1115:310=229\begin{array}{cccccccccccccccccccc}{11}\\\hline{15}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}3\\\hline{10}\end{array}{\rm{ = }}\begin{array}{cccccccccccccccccccc}{22}\\\hline9\end{array}29:45=518\begin{array}{cccccccccccccccccccc}2\\\hline9\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}4\\\hline5\end{array}{\rm{ = }}\begin{array}{cccccccccccccccccccc}5\\\hline{18}\end{array}
712:59=2120\begin{array}{cccccccccccccccccccc}7\\\hline{12}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}5\\\hline9\end{array}{\rm{ = }}\begin{array}{cccccccccccccccccccc}{21}\\\hline{20}\end{array}16:25=512\begin{array}{cccccccccccccccccccc}1\\\hline6\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}2\\\hline5\end{array}{\rm{ = }}\begin{array}{cccccccccccccccccccc}5\\\hline{12}\end{array}37:49=2728\begin{array}{cccccccccccccccccccc}3\\\hline7\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}4\\\hline9\end{array}{\rm{ = }}\begin{array}{cccccccccccccccccccc}{27}\\\hline{28}\end{array}58:712=1514\begin{array}{cccccccccccccccccccc}5\\\hline8\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}7\\\hline{12}\end{array}{\rm{ = }}\begin{array}{cccccccccccccccccccc}{15}\\\hline{14}\end{array}
211:38=1633\begin{array}{cccccccccccccccccccc}2\\\hline{11}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}3\\\hline8\end{array}{\rm{ = }}\begin{array}{cccccccccccccccccccc}{16}\\\hline{33}\end{array}413:15=2013\begin{array}{cccccccccccccccccccc}4\\\hline{13}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}1\\\hline5\end{array}{\rm{ = }}\begin{array}{cccccccccccccccccccc}{20}\\\hline{13}\end{array}617:29=2717\begin{array}{cccccccccccccccccccc}6\\\hline{17}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}2\\\hline9\end{array}{\rm{ = }}\begin{array}{cccccccccccccccccccc}{27}\\\hline{17}\end{array}35:78=2435\begin{array}{cccccccccccccccccccc}3\\\hline5\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}7\\\hline8\end{array}{\rm{ = }}\begin{array}{cccccccccccccccccccc}{24}\\\hline{35}\end{array}
514:311=5542\begin{array}{cccccccccccccccccccc}5\\\hline{14}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}3\\\hline{11}\end{array}{\rm{ = }}\begin{array}{cccccccccccccccccccc}{55}\\\hline{42}\end{array}821:25=2021\begin{array}{cccccccccccccccccccc}8\\\hline{21}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}2\\\hline5\end{array}{\rm{ = }}\begin{array}{cccccccccccccccccccc}{20}\\\hline{21}\end{array}922:47=6388\begin{array}{cccccccccccccccccccc}9\\\hline{22}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}4\\\hline7\end{array}{\rm{ = }}\begin{array}{cccccccccccccccccccc}{63}\\\hline{88}\end{array}19:27=718\begin{array}{cccccccccccccccccccc}1\\\hline9\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}2\\\hline7\end{array}{\rm{ = }}\begin{array}{cccccccccccccccccccc}7\\\hline{18}\end{array}
716:35=3548\begin{array}{cccccccccccccccccccc}7\\\hline{16}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}3\\\hline5\end{array}{\rm{ = }}\begin{array}{cccccccccccccccccccc}{35}\\\hline{48}\end{array}25:311=2215\begin{array}{cccccccccccccccccccc}2\\\hline5\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}3\\\hline{11}\end{array}{\rm{ = }}\begin{array}{cccccccccccccccccccc}{22}\\\hline{15}\end{array}47:59=3635\begin{array}{cccccccccccccccccccc}4\\\hline7\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}5\\\hline9\end{array}{\rm{ = }}\begin{array}{cccccccccccccccccccc}{36}\\\hline{35}\end{array}310:712=1835\begin{array}{cccccccccccccccccccc}3\\\hline{10}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}7\\\hline{12}\end{array}{\rm{ = }}\begin{array}{cccccccccccccccccccc}{18}\\\hline{35}\end{array}
56:411=5524\begin{array}{cccccccccccccccccccc}5\\\hline6\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}4\\\hline{11}\end{array}{\rm{ = }}\begin{array}{cccccccccccccccccccc}{55}\\\hline{24}\end{array}213:37=1439\begin{array}{cccccccccccccccccccc}2\\\hline{13}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}3\\\hline7\end{array}{\rm{ = }}\begin{array}{cccccccccccccccccccc}{14}\\\hline{39}\end{array}1118:25=5536\begin{array}{cccccccccccccccccccc}{11}\\\hline{18}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}2\\\hline5\end{array}{\rm{ = }}\begin{array}{cccccccccccccccccccc}{55}\\\hline{36}\end{array}38:514=2120\begin{array}{cccccccccccccccccccc}3\\\hline8\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}5\\\hline{14}\end{array}{\rm{ = }}\begin{array}{cccccccccccccccccccc}{21}\\\hline{20}\end{array}
79:211=7718\begin{array}{cccccccccccccccccccc}7\\\hline9\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}2\\\hline{11}\end{array}{\rm{ = }}\begin{array}{cccccccccccccccccccc}{77}\\\hline{18}\end{array}415:37=2845\begin{array}{cccccccccccccccccccc}4\\\hline{15}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}3\\\hline7\end{array}{\rm{ = }}\begin{array}{cccccccccccccccccccc}{28}\\\hline{45}\end{array}512:78=1021\begin{array}{cccccccccccccccccccc}5\\\hline{12}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}7\\\hline8\end{array}{\rm{ = }}\begin{array}{cccccccccccccccccccc}{10}\\\hline{21}\end{array}29:56=415\begin{array}{cccccccccccccccccccc}2\\\hline9\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}5\\\hline6\end{array}{\rm{ = }}\begin{array}{cccccccccccccccccccc}4\\\hline{15}\end{array}
314:45=1556\begin{array}{cccccccccccccccccccc}3\\\hline{14}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}4\\\hline5\end{array}{\rm{ = }}\begin{array}{cccccccccccccccccccc}{15}\\\hline{56}\end{array}920:712=2735\begin{array}{cccccccccccccccccccc}9\\\hline{20}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}7\\\hline{12}\end{array}{\rm{ = }}\begin{array}{cccccccccccccccccccc}{27}\\\hline{35}\end{array}14:311=1112\begin{array}{cccccccccccccccccccc}1\\\hline4\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}3\\\hline{11}\end{array}{\rm{ = }}\begin{array}{cccccccccccccccccccc}{11}\\\hline{12}\end{array}813:56=4865\begin{array}{cccccccccccccccccccc}8\\\hline{13}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}5\\\hline6\end{array}{\rm{ = }}\begin{array}{cccccccccccccccccccc}{48}\\\hline{65}\end{array}
516:29=4532\begin{array}{cccccccccccccccccccc}5\\\hline{16}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}2\\\hline9\end{array}{\rm{ = }}\begin{array}{cccccccccccccccccccc}{45}\\\hline{32}\end{array}37:59=2735\begin{array}{cccccccccccccccccccc}3\\\hline7\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}5\\\hline9\end{array}{\rm{ = }}\begin{array}{cccccccccccccccccccc}{27}\\\hline{35}\end{array}411:38=3233\begin{array}{cccccccccccccccccccc}4\\\hline{11}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}3\\\hline8\end{array}{\rm{ = }}\begin{array}{cccccccccccccccccccc}{32}\\\hline{33}\end{array}215:712=835\begin{array}{cccccccccccccccccccc}2\\\hline{15}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}7\\\hline{12}\end{array}{\rm{ = }}\begin{array}{cccccccccccccccccccc}8\\\hline{35}\end{array}
1114:37=116\begin{array}{cccccccccccccccccccc}{11}\\\hline{14}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}3\\\hline7\end{array}{\rm{ = }}\begin{array}{cccccccccccccccccccc}{11}\\\hline6\end{array}1315:29=3910\begin{array}{cccccccccccccccccccc}{13}\\\hline{15}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}2\\\hline9\end{array}{\rm{ = }}\begin{array}{cccccccccccccccccccc}{39}\\\hline{10}\end{array}1720:512=5125\begin{array}{cccccccccccccccccccc}{17}\\\hline{20}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}5\\\hline{12}\end{array}{\rm{ = }}\begin{array}{cccccccccccccccccccc}{51}\\\hline{25}\end{array}911:47=6344\begin{array}{cccccccccccccccccccc}9\\\hline{11}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}4\\\hline7\end{array}{\rm{ = }}\begin{array}{cccccccccccccccccccc}{63}\\\hline{44}\end{array}
1415:79=65\begin{array}{cccccccccccccccccccc}{14}\\\hline{15}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}7\\\hline9\end{array}{\rm{ = }}\begin{array}{cccccccccccccccccccc}6\\\hline5\end{array}813:311=8839\begin{array}{cccccccccccccccccccc}8\\\hline{13}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}3\\\hline{11}\end{array}{\rm{ = }}\begin{array}{cccccccccccccccccccc}{88}\\\hline{39}\end{array}1921:49=5728\begin{array}{cccccccccccccccccccc}{19}\\\hline{21}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}4\\\hline9\end{array}{\rm{ = }}\begin{array}{cccccccccccccccccccc}{57}\\\hline{28}\end{array}1522:27=10544\begin{array}{cccccccccccccccccccc}{15}\\\hline{22}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}2\\\hline7\end{array}{\rm{ = }}\begin{array}{cccccccccccccccccccc}{105}\\\hline{44}\end{array}
1217:58=9685\begin{array}{cccccccccccccccccccc}{12}\\\hline{17}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}5\\\hline8\end{array}{\rm{ = }}\begin{array}{cccccccccccccccccccc}{96}\\\hline{85}\end{array}1619:310=16057\begin{array}{cccccccccccccccccccc}{16}\\\hline{19}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}3\\\hline{10}\end{array}{\rm{ = }}\begin{array}{cccccccccccccccccccc}{160}\\\hline{57}\end{array}2125:411=231100\begin{array}{cccccccccccccccccccc}{21}\\\hline{25}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}4\\\hline{11}\end{array}{\rm{ = }}\begin{array}{cccccccccccccccccccc}{231}\\\hline{100}\end{array}1316:712=3928\begin{array}{cccccccccccccccccccc}{13}\\\hline{16}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}7\\\hline{12}\end{array}{\rm{ = }}\begin{array}{cccccccccccccccccccc}{39}\\\hline{28}\end{array}
1823:514=252115\begin{array}{cccccccccccccccccccc}{18}\\\hline{23}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}5\\\hline{14}\end{array}{\rm{ = }}\begin{array}{cccccccccccccccccccc}{252}\\\hline{115}\end{array}2027:38=16081\begin{array}{cccccccccccccccccccc}{20}\\\hline{27}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}3\\\hline8\end{array}{\rm{ = }}\begin{array}{cccccccccccccccccccc}{160}\\\hline{81}\end{array}1724:59=5140\begin{array}{cccccccccccccccccccc}{17}\\\hline{24}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}5\\\hline9\end{array}{\rm{ = }}\begin{array}{cccccccccccccccccccc}{51}\\\hline{40}\end{array}2229:613=14387\begin{array}{cccccccccccccccccccc}{22}\\\hline{29}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}6\\\hline{13}\end{array}{\rm{ = }}\begin{array}{cccccccccccccccccccc}{143}\\\hline{87}\end{array}
2533:715=12577\begin{array}{cccccccccccccccccccc}{25}\\\hline{33}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}7\\\hline{15}\end{array}{\rm{ = }}\begin{array}{cccccccccccccccccccc}{125}\\\hline{77}\end{array}1419:512=16895\begin{array}{cccccccccccccccccccc}{14}\\\hline{19}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}5\\\hline{12}\end{array}{\rm{ = }}\begin{array}{cccccccccccccccccccc}{168}\\\hline{95}\end{array}920:718=8170\begin{array}{cccccccccccccccccccc}9\\\hline{20}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}7\\\hline{18}\end{array}{\rm{ = }}\begin{array}{cccccccccccccccccccc}{81}\\\hline{70}\end{array}1118:514=7745\begin{array}{cccccccccccccccccccc}{11}\\\hline{18}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}5\\\hline{14}\end{array}{\rm{ = }}\begin{array}{cccccccccccccccccccc}{77}\\\hline{45}\end{array}

Câu 3

1 điểm
512:13=...............\begin{array}{cccccccccccccccccccc}5\\\hline{12}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}1\\\hline3\end{array}{\rm{ = }}...............310:25=...............\begin{array}{cccccccccccccccccccc}3\\\hline{10}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}2\\\hline5\end{array}{\rm{ = }}...............932:38=...............\begin{array}{cccccccccccccccccccc}9\\\hline{32}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}3\\\hline8\end{array}{\rm{ = }}...............625:310=..............\begin{array}{cccccccccccccccccccc}6\\\hline{25}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}3\\\hline{10}\end{array}{\rm{ = }}..............
718:716=..............\begin{array}{cccccccccccccccccccc}7\\\hline{18}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}7\\\hline{16}\end{array}{\rm{ = }}..............514:512=..............\begin{array}{cccccccccccccccccccc}5\\\hline{14}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}5\\\hline{12}\end{array}{\rm{ = }}..............49:25=................\begin{array}{cccccccccccccccccccc}4\\\hline9\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}2\\\hline5\end{array}{\rm{ = }}................37:25=................\begin{array}{cccccccccccccccccccc}3\\\hline7\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}2\\\hline5\end{array}{\rm{ = }}................
821:27=...............\begin{array}{cccccccccccccccccccc}8\\\hline{21}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}2\\\hline7\end{array}{\rm{ = }}...............516:14=...............\begin{array}{cccccccccccccccccccc}5\\\hline{16}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}1\\\hline4\end{array}{\rm{ = }}...............1130:1136=..............\begin{array}{cccccccccccccccccccc}{11}\\\hline{30}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}{11}\\\hline{36}\end{array}{\rm{ = }}..............940:310=..............\begin{array}{cccccccccccccccccccc}9\\\hline{40}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}3\\\hline{10}\end{array}{\rm{ = }}..............
1352:25=...............\begin{array}{cccccccccccccccccccc}{13}\\\hline{52}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}2\\\hline5\end{array}{\rm{ = }}...............724:730=..............\begin{array}{cccccccccccccccccccc}7\\\hline{24}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}7\\\hline{30}\end{array}{\rm{ = }}..............29:13=................\begin{array}{cccccccccccccccccccc}2\\\hline9\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}1\\\hline3\end{array}{\rm{ = }}................821:49=...............\begin{array}{cccccccccccccccccccc}8\\\hline{21}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}4\\\hline9\end{array}{\rm{ = }}...............
518:13=...............\begin{array}{cccccccccccccccccccc}5\\\hline{18}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}1\\\hline3\end{array}{\rm{ = }}...............730:15=..............\begin{array}{cccccccccccccccccccc}7\\\hline{30}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}1\\\hline5\end{array}{\rm{ = }}..............38:12=................\begin{array}{cccccccccccccccccccc}3\\\hline8\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}1\\\hline2\end{array}{\rm{ = }}................522:12=...............\begin{array}{cccccccccccccccccccc}5\\\hline{22}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}1\\\hline2\end{array}{\rm{ = }}...............
928:37=...............\begin{array}{cccccccccccccccccccc}9\\\hline{28}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}3\\\hline7\end{array}{\rm{ = }}...............415:13=...............\begin{array}{cccccccccccccccccccc}4\\\hline{15}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}1\\\hline3\end{array}{\rm{ = }}...............1136:14=...............\begin{array}{cccccccccccccccccccc}{11}\\\hline{36}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}1\\\hline4\end{array}{\rm{ = }}...............524:13=..............\begin{array}{cccccccccccccccccccc}5\\\hline{24}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}1\\\hline3\end{array}{\rm{ = }}..............
722:12=...............\begin{array}{cccccccccccccccccccc}7\\\hline{22}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}1\\\hline2\end{array}{\rm{ = }}...............825:25=...............\begin{array}{cccccccccccccccccccc}8\\\hline{25}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}2\\\hline5\end{array}{\rm{ = }}...............311:12=...............\begin{array}{cccccccccccccccccccc}3\\\hline{11}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}1\\\hline2\end{array}{\rm{ = }}...............1033:27=...............\begin{array}{cccccccccccccccccccc}{10}\\\hline{33}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}2\\\hline7\end{array}{\rm{ = }}...............
635:310=..............\begin{array}{cccccccccccccccccccc}6\\\hline{35}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}3\\\hline{10}\end{array}{\rm{ = }}..............740:15=...............\begin{array}{cccccccccccccccccccc}7\\\hline{40}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}1\\\hline5\end{array}{\rm{ = }}...............521:13=...............\begin{array}{cccccccccccccccccccc}5\\\hline{21}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}1\\\hline3\end{array}{\rm{ = }}...............950:310=..............\begin{array}{cccccccccccccccccccc}9\\\hline{50}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}3\\\hline{10}\end{array}{\rm{ = }}..............
1148:14=...............\begin{array}{cccccccccccccccccccc}{11}\\\hline{48}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}1\\\hline4\end{array}{\rm{ = }}...............625:310=..............\begin{array}{cccccccccccccccccccc}6\\\hline{25}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}3\\\hline{10}\end{array}{\rm{ = }}..............314:14=...............\begin{array}{cccccccccccccccccccc}3\\\hline{14}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}1\\\hline4\end{array}{\rm{ = }}...............839:25=...............\begin{array}{cccccccccccccccccccc}8\\\hline{39}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}2\\\hline5\end{array}{\rm{ = }}...............
527:13=...............\begin{array}{cccccccccccccccccccc}5\\\hline{27}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}1\\\hline3\end{array}{\rm{ = }}...............944:311=..............\begin{array}{cccccccccccccccccccc}9\\\hline{44}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}3\\\hline{11}\end{array}{\rm{ = }}..............411:13=...............\begin{array}{cccccccccccccccccccc}4\\\hline{11}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}1\\\hline3\end{array}{\rm{ = }}...............730:14=...............\begin{array}{cccccccccccccccccccc}7\\\hline{30}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}1\\\hline4\end{array}{\rm{ = }}...............
313:14=...............\begin{array}{cccccccccccccccccccc}3\\\hline{13}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}1\\\hline4\end{array}{\rm{ = }}...............1160:16=...............\begin{array}{cccccccccccccccccccc}{11}\\\hline{60}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}1\\\hline6\end{array}{\rm{ = }}...............955:311=..............\begin{array}{cccccccccccccccccccc}9\\\hline{55}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}3\\\hline{11}\end{array}{\rm{ = }}..............736:16=...............\begin{array}{cccccccccccccccccccc}7\\\hline{36}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}1\\\hline6\end{array}{\rm{ = }}...............
827:49=...............\begin{array}{cccccccccccccccccccc}8\\\hline{27}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}4\\\hline9\end{array}{\rm{ = }}...............1049:27=...............\begin{array}{cccccccccccccccccccc}{10}\\\hline{49}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}2\\\hline7\end{array}{\rm{ = }}...............316:14=................\begin{array}{cccccccccccccccccccc}3\\\hline{16}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}1\\\hline4\end{array}{\rm{ = }}................1132:25=................\begin{array}{cccccccccccccccccccc}{11}\\\hline{32}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}2\\\hline5\end{array}{\rm{ = }}................
518:15=...............\begin{array}{cccccccccccccccccccc}5\\\hline{18}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}1\\\hline5\end{array}{\rm{ = }}...............625:25=...............\begin{array}{cccccccccccccccccccc}6\\\hline{25}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}2\\\hline5\end{array}{\rm{ = }}...............733:13=...............\begin{array}{cccccccccccccccccccc}7\\\hline{33}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}1\\\hline3\end{array}{\rm{ = }}...............928:14=...............\begin{array}{cccccccccccccccccccc}9\\\hline{28}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}1\\\hline4\end{array}{\rm{ = }}...............
415:15=...............\begin{array}{cccccccccccccccccccc}4\\\hline{15}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}1\\\hline5\end{array}{\rm{ = }}...............835:27=................\begin{array}{cccccccccccccccccccc}8\\\hline{35}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}2\\\hline7\end{array}{\rm{ = }}................526:14=...............\begin{array}{cccccccccccccccccccc}5\\\hline{26}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}1\\\hline4\end{array}{\rm{ = }}...............946:14=...............\begin{array}{cccccccccccccccccccc}9\\\hline{46}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}1\\\hline4\end{array}{\rm{ = }}...............
635:16=...............\begin{array}{cccccccccccccccccccc}6\\\hline{35}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}1\\\hline6\end{array}{\rm{ = }}...............1164:14=................\begin{array}{cccccccccccccccccccc}{11}\\\hline{64}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}1\\\hline4\end{array}{\rm{ = }}................421:13=...............\begin{array}{cccccccccccccccccccc}4\\\hline{21}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}1\\\hline3\end{array}{\rm{ = }}...............533:16=...............\begin{array}{cccccccccccccccccccc}5\\\hline{33}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}1\\\hline6\end{array}{\rm{ = }}...............
Xem đáp án và lời giải

Hướng dẫn chấm do TopStudy biên soạn, mang tính gợi ý

512:13=54\begin{array}{cccccccccccccccccccc}5\\\hline{12}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}1\\\hline3\end{array}{\rm{ = }}\begin{array}{cccccccccccccccccccc}5\\\hline4\end{array}310:25=34\begin{array}{cccccccccccccccccccc}3\\\hline{10}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}2\\\hline5\end{array}{\rm{ = }}\begin{array}{cccccccccccccccccccc}3\\\hline4\end{array}932:38=34\begin{array}{cccccccccccccccccccc}9\\\hline{32}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}3\\\hline8\end{array}{\rm{ = }}\begin{array}{cccccccccccccccccccc}3\\\hline4\end{array}625:310=45\begin{array}{cccccccccccccccccccc}6\\\hline{25}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}3\\\hline{10}\end{array}{\rm{ = }}\begin{array}{cccccccccccccccccccc}4\\\hline5\end{array}
718:716=89\begin{array}{cccccccccccccccccccc}7\\\hline{18}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}7\\\hline{16}\end{array}{\rm{ = }}\begin{array}{cccccccccccccccccccc}8\\\hline9\end{array}514:512=67\begin{array}{cccccccccccccccccccc}5\\\hline{14}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}5\\\hline{12}\end{array}{\rm{ = }}\begin{array}{cccccccccccccccccccc}6\\\hline7\end{array}49:25=109\begin{array}{cccccccccccccccccccc}4\\\hline9\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}2\\\hline5\end{array}{\rm{ = }}\begin{array}{cccccccccccccccccccc}{10}\\\hline9\end{array}37:25=1514\begin{array}{cccccccccccccccccccc}3\\\hline7\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}2\\\hline5\end{array}{\rm{ = }}\begin{array}{cccccccccccccccccccc}{15}\\\hline{14}\end{array}
821:27=43\begin{array}{cccccccccccccccccccc}8\\\hline{21}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}2\\\hline7\end{array}{\rm{ = }}\begin{array}{cccccccccccccccccccc}4\\\hline3\end{array}516:14=54\begin{array}{cccccccccccccccccccc}5\\\hline{16}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}1\\\hline4\end{array}{\rm{ = }}\begin{array}{cccccccccccccccccccc}5\\\hline4\end{array}1130:1136=65\begin{array}{cccccccccccccccccccc}{11}\\\hline{30}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}{11}\\\hline{36}\end{array}{\rm{ = }}\begin{array}{cccccccccccccccccccc}6\\\hline5\end{array}940:310=34\begin{array}{cccccccccccccccccccc}9\\\hline{40}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}3\\\hline{10}\end{array}{\rm{ = }}\begin{array}{cccccccccccccccccccc}3\\\hline4\end{array}
1352:25=58\begin{array}{cccccccccccccccccccc}{13}\\\hline{52}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}2\\\hline5\end{array}{\rm{ = }}\begin{array}{cccccccccccccccccccc}5\\\hline8\end{array}724:730=54\begin{array}{cccccccccccccccccccc}7\\\hline{24}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}7\\\hline{30}\end{array}{\rm{ = }}\begin{array}{cccccccccccccccccccc}5\\\hline4\end{array}29:13=23\begin{array}{cccccccccccccccccccc}2\\\hline9\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}1\\\hline3\end{array}{\rm{ = }}\begin{array}{cccccccccccccccccccc}2\\\hline3\end{array}821:49=67\begin{array}{cccccccccccccccccccc}8\\\hline{21}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}4\\\hline9\end{array}{\rm{ = }}\begin{array}{cccccccccccccccccccc}6\\\hline7\end{array}
518:13=158\begin{array}{cccccccccccccccccccc}5\\\hline{18}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}1\\\hline3\end{array}{\rm{ = }}\begin{array}{cccccccccccccccccccc}{15}\\\hline8\end{array}730:15=76\begin{array}{cccccccccccccccccccc}7\\\hline{30}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}1\\\hline5\end{array}{\rm{ = }}\begin{array}{cccccccccccccccccccc}7\\\hline6\end{array}38:12=34\begin{array}{cccccccccccccccccccc}3\\\hline8\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}1\\\hline2\end{array}{\rm{ = }}\begin{array}{cccccccccccccccccccc}3\\\hline4\end{array}522:12=511\begin{array}{cccccccccccccccccccc}5\\\hline{22}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}1\\\hline2\end{array}{\rm{ = }}\begin{array}{cccccccccccccccccccc}5\\\hline{11}\end{array}
928:37=34\begin{array}{cccccccccccccccccccc}9\\\hline{28}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}3\\\hline7\end{array}{\rm{ = }}\begin{array}{cccccccccccccccccccc}3\\\hline4\end{array}415:13=45\begin{array}{cccccccccccccccccccc}4\\\hline{15}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}1\\\hline3\end{array}{\rm{ = }}\begin{array}{cccccccccccccccccccc}4\\\hline5\end{array}1136:14=119\begin{array}{cccccccccccccccccccc}{11}\\\hline{36}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}1\\\hline4\end{array}{\rm{ = }}\begin{array}{cccccccccccccccccccc}{11}\\\hline9\end{array}524:13=58\begin{array}{cccccccccccccccccccc}5\\\hline{24}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}1\\\hline3\end{array}{\rm{ = }}\begin{array}{cccccccccccccccccccc}5\\\hline8\end{array}
722:12=711\begin{array}{cccccccccccccccccccc}7\\\hline{22}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}1\\\hline2\end{array}{\rm{ = }}\begin{array}{cccccccccccccccccccc}7\\\hline{11}\end{array}825:25=45\begin{array}{cccccccccccccccccccc}8\\\hline{25}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}2\\\hline5\end{array}{\rm{ = }}\begin{array}{cccccccccccccccccccc}4\\\hline5\end{array}311:12=611\begin{array}{cccccccccccccccccccc}3\\\hline{11}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}1\\\hline2\end{array}{\rm{ = }}\begin{array}{cccccccccccccccccccc}6\\\hline{11}\end{array}1033:27=3533\begin{array}{cccccccccccccccccccc}{10}\\\hline{33}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}2\\\hline7\end{array}{\rm{ = }}\begin{array}{cccccccccccccccccccc}{35}\\\hline{33}\end{array}
635:310=47\begin{array}{cccccccccccccccccccc}6\\\hline{35}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}3\\\hline{10}\end{array}{\rm{ = }}\begin{array}{cccccccccccccccccccc}4\\\hline7\end{array}740:15=78\begin{array}{cccccccccccccccccccc}7\\\hline{40}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}1\\\hline5\end{array}{\rm{ = }}\begin{array}{cccccccccccccccccccc}7\\\hline8\end{array}521:13=57\begin{array}{cccccccccccccccccccc}5\\\hline{21}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}1\\\hline3\end{array}{\rm{ = }}\begin{array}{cccccccccccccccccccc}5\\\hline7\end{array}950:310=35\begin{array}{cccccccccccccccccccc}9\\\hline{50}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}3\\\hline{10}\end{array}{\rm{ = }}\begin{array}{cccccccccccccccccccc}3\\\hline5\end{array}
1148:14=1112\begin{array}{cccccccccccccccccccc}{11}\\\hline{48}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}1\\\hline4\end{array}{\rm{ = }}\begin{array}{cccccccccccccccccccc}{11}\\\hline{12}\end{array}625:310=45\begin{array}{cccccccccccccccccccc}6\\\hline{25}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}3\\\hline{10}\end{array}{\rm{ = }}\begin{array}{cccccccccccccccccccc}4\\\hline5\end{array}314:14=67\begin{array}{cccccccccccccccccccc}3\\\hline{14}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}1\\\hline4\end{array}{\rm{ = }}\begin{array}{cccccccccccccccccccc}6\\\hline7\end{array}839:25=2039\begin{array}{cccccccccccccccccccc}8\\\hline{39}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}2\\\hline5\end{array}{\rm{ = }}\begin{array}{cccccccccccccccccccc}{20}\\\hline{39}\end{array}
527:13=59\begin{array}{cccccccccccccccccccc}5\\\hline{27}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}1\\\hline3\end{array}{\rm{ = }}\begin{array}{cccccccccccccccccccc}5\\\hline9\end{array}944:311=34\begin{array}{cccccccccccccccccccc}9\\\hline{44}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}3\\\hline{11}\end{array}{\rm{ = }}\begin{array}{cccccccccccccccccccc}3\\\hline4\end{array}411:13=43\begin{array}{cccccccccccccccccccc}4\\\hline{11}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}1\\\hline3\end{array}{\rm{ = }}\begin{array}{cccccccccccccccccccc}4\\\hline3\end{array}730:14=1415\begin{array}{cccccccccccccccccccc}7\\\hline{30}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}1\\\hline4\end{array}{\rm{ = }}\begin{array}{cccccccccccccccccccc}{14}\\\hline{15}\end{array}
313:14=1213\begin{array}{cccccccccccccccccccc}3\\\hline{13}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}1\\\hline4\end{array}{\rm{ = }}\begin{array}{cccccccccccccccccccc}{12}\\\hline{13}\end{array}1160:16=1110\begin{array}{cccccccccccccccccccc}{11}\\\hline{60}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}1\\\hline6\end{array}{\rm{ = }}\begin{array}{cccccccccccccccccccc}{11}\\\hline{10}\end{array}955:311=35\begin{array}{cccccccccccccccccccc}9\\\hline{55}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}3\\\hline{11}\end{array}{\rm{ = }}\begin{array}{cccccccccccccccccccc}3\\\hline5\end{array}736:16=76\begin{array}{cccccccccccccccccccc}7\\\hline{36}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}1\\\hline6\end{array}{\rm{ = }}\begin{array}{cccccccccccccccccccc}7\\\hline6\end{array}
827:49=23\begin{array}{cccccccccccccccccccc}8\\\hline{27}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}4\\\hline9\end{array}{\rm{ = }}\begin{array}{cccccccccccccccccccc}2\\\hline3\end{array}1049:27=57\begin{array}{cccccccccccccccccccc}{10}\\\hline{49}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}2\\\hline7\end{array}{\rm{ = }}\begin{array}{cccccccccccccccccccc}5\\\hline7\end{array}316:14=34\begin{array}{cccccccccccccccccccc}3\\\hline{16}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}1\\\hline4\end{array}{\rm{ = }}\begin{array}{cccccccccccccccccccc}3\\\hline4\end{array}1132:25=5564\begin{array}{cccccccccccccccccccc}{11}\\\hline{32}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}2\\\hline5\end{array}{\rm{ = }}\begin{array}{cccccccccccccccccccc}{55}\\\hline{64}\end{array}
518:15=2518\begin{array}{cccccccccccccccccccc}5\\\hline{18}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}1\\\hline5\end{array}{\rm{ = }}\begin{array}{cccccccccccccccccccc}{25}\\\hline{18}\end{array}625:25=35\begin{array}{cccccccccccccccccccc}6\\\hline{25}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}2\\\hline5\end{array}{\rm{ = }}\begin{array}{cccccccccccccccccccc}3\\\hline5\end{array}733:13=711\begin{array}{cccccccccccccccccccc}7\\\hline{33}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}1\\\hline3\end{array}{\rm{ = }}\begin{array}{cccccccccccccccccccc}7\\\hline{11}\end{array}928:14=97\begin{array}{cccccccccccccccccccc}9\\\hline{28}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}1\\\hline4\end{array}{\rm{ = }}\begin{array}{cccccccccccccccccccc}9\\\hline7\end{array}
415:15=43\begin{array}{cccccccccccccccccccc}4\\\hline{15}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}1\\\hline5\end{array}{\rm{ = }}\begin{array}{cccccccccccccccccccc}4\\\hline3\end{array}835:27=45\begin{array}{cccccccccccccccccccc}8\\\hline{35}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}2\\\hline7\end{array}{\rm{ = }}\begin{array}{cccccccccccccccccccc}4\\\hline5\end{array}526:14=1013\begin{array}{cccccccccccccccccccc}5\\\hline{26}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}1\\\hline4\end{array}{\rm{ = }}\begin{array}{cccccccccccccccccccc}{10}\\\hline{13}\end{array}946:14=1823\begin{array}{cccccccccccccccccccc}9\\\hline{46}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}1\\\hline4\end{array}{\rm{ = }}\begin{array}{cccccccccccccccccccc}{18}\\\hline{23}\end{array}
635:16=3635\begin{array}{cccccccccccccccccccc}6\\\hline{35}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}1\\\hline6\end{array}{\rm{ = }}\begin{array}{cccccccccccccccccccc}{36}\\\hline{35}\end{array}1164:14=1116\begin{array}{cccccccccccccccccccc}{11}\\\hline{64}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}1\\\hline4\end{array}{\rm{ = }}\begin{array}{cccccccccccccccccccc}{11}\\\hline{16}\end{array}421:13=47\begin{array}{cccccccccccccccccccc}4\\\hline{21}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}1\\\hline3\end{array}{\rm{ = }}\begin{array}{cccccccccccccccccccc}4\\\hline7\end{array}533:16=1011\begin{array}{cccccccccccccccccccc}5\\\hline{33}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}1\\\hline6\end{array}{\rm{ = }}\begin{array}{cccccccccccccccccccc}{10}\\\hline{11}\end{array}

Câu 4

1 điểm
453:6045=..............\begin{array}{cccccccccccccccccccc}4\\\hline{53}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}{60}\\\hline{45}\end{array}{\rm{ = }}..............192:2069=..............\begin{array}{cccccccccccccccccccc}1\\\hline{92}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}{20}\\\hline{69}\end{array}{\rm{ = }}..............395:6370=..............\begin{array}{cccccccccccccccccccc}3\\\hline{95}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}{63}\\\hline{70}\end{array}{\rm{ = }}..............157:6045=..............\begin{array}{cccccccccccccccccccc}1\\\hline{57}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}{60}\\\hline{45}\end{array}{\rm{ = }}..............
13:7711=...............\begin{array}{cccccccccccccccccccc}1\\\hline3\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}{77}\\\hline{11}\end{array}{\rm{ = }}...............325:9960=..............\begin{array}{cccccccccccccccccccc}3\\\hline{25}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}{99}\\\hline{60}\end{array}{\rm{ = }}..............427:3287=..............\begin{array}{cccccccccccccccccccc}4\\\hline{27}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}{32}\\\hline{87}\end{array}{\rm{ = }}..............334:4668=..............\begin{array}{cccccccccccccccccccc}3\\\hline{34}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}{46}\\\hline{68}\end{array}{\rm{ = }}..............
589:6189=..............\begin{array}{cccccccccccccccccccc}5\\\hline{89}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}{61}\\\hline{89}\end{array}{\rm{ = }}..............245:2872=..............\begin{array}{cccccccccccccccccccc}2\\\hline{45}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}{28}\\\hline{72}\end{array}{\rm{ = }}..............29:3287=...............\begin{array}{cccccccccccccccccccc}2\\\hline9\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}{32}\\\hline{87}\end{array}{\rm{ = }}...............573:9473=..............\begin{array}{cccccccccccccccccccc}5\\\hline{73}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}{94}\\\hline{73}\end{array}{\rm{ = }}..............
493:2427=..............\begin{array}{cccccccccccccccccccc}4\\\hline{93}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}{24}\\\hline{27}\end{array}{\rm{ = }}..............17:2872=...............\begin{array}{cccccccccccccccccccc}1\\\hline7\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}{28}\\\hline{72}\end{array}{\rm{ = }}...............163:8884=..............\begin{array}{cccccccccccccccccccc}1\\\hline{63}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}{88}\\\hline{84}\end{array}{\rm{ = }}..............370:4249=..............\begin{array}{cccccccccccccccccccc}3\\\hline{70}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}{42}\\\hline{49}\end{array}{\rm{ = }}..............
135:1521=..............\begin{array}{cccccccccccccccccccc}1\\\hline{35}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}{15}\\\hline{21}\end{array}{\rm{ = }}..............12:3310=..............\begin{array}{cccccccccccccccccccc}1\\\hline2\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}{33}\\\hline{10}\end{array}{\rm{ = }}..............483:7683=..............\begin{array}{cccccccccccccccccccc}4\\\hline{83}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}{76}\\\hline{83}\end{array}{\rm{ = }}..............123:2575=..............\begin{array}{cccccccccccccccccccc}1\\\hline{23}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}{25}\\\hline{75}\end{array}{\rm{ = }}..............
229:1687=..............\begin{array}{cccccccccccccccccccc}2\\\hline{29}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}{16}\\\hline{87}\end{array}{\rm{ = }}..............188:2496=..............\begin{array}{cccccccccccccccccccc}1\\\hline{88}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}{24}\\\hline{96}\end{array}{\rm{ = }}..............455:5255=..............\begin{array}{cccccccccccccccccccc}4\\\hline{55}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}{52}\\\hline{55}\end{array}{\rm{ = }}..............299:1272=..............\begin{array}{cccccccccccccccccccc}2\\\hline{99}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}{12}\\\hline{72}\end{array}{\rm{ = }}..............
551:2018=..............\begin{array}{cccccccccccccccccccc}5\\\hline{51}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}{20}\\\hline{18}\end{array}{\rm{ = }}..............347:4247=..............\begin{array}{cccccccccccccccccccc}3\\\hline{47}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}{42}\\\hline{47}\end{array}{\rm{ = }}..............125:9775=..............\begin{array}{cccccccccccccccccccc}1\\\hline{25}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}{97}\\\hline{75}\end{array}{\rm{ = }}..............370:3310=..............\begin{array}{cccccccccccccccccccc}3\\\hline{70}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}{33}\\\hline{10}\end{array}{\rm{ = }}..............
567:7560=.............\begin{array}{cccccccccccccccccccc}5\\\hline{67}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}{75}\\\hline{60}\end{array}{\rm{ = }}.............135:4249=..............\begin{array}{cccccccccccccccccccc}1\\\hline{35}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}{42}\\\hline{49}\end{array}{\rm{ = }}..............12:7227=...............\begin{array}{cccccccccccccccccccc}1\\\hline2\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}{72}\\\hline{27}\end{array}{\rm{ = }}...............271:1272=..............\begin{array}{cccccccccccccccccccc}2\\\hline{71}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}{12}\\\hline{72}\end{array}{\rm{ = }}..............
483:1257=..............\begin{array}{cccccccccccccccccccc}4\\\hline{83}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}{12}\\\hline{57}\end{array}{\rm{ = }}..............123:2769=..............\begin{array}{cccccccccccccccccccc}1\\\hline{23}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}{27}\\\hline{69}\end{array}{\rm{ = }}..............571:1521=..............\begin{array}{cccccccccccccccccccc}5\\\hline{71}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}{15}\\\hline{21}\end{array}{\rm{ = }}..............455:1695=..............\begin{array}{cccccccccccccccccccc}4\\\hline{55}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}{16}\\\hline{95}\end{array}{\rm{ = }}..............
341:5982=..............\begin{array}{cccccccccccccccccccc}3\\\hline{41}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}{59}\\\hline{82}\end{array}{\rm{ = }}..............144:1572=..............\begin{array}{cccccccccccccccccccc}1\\\hline{44}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}{15}\\\hline{72}\end{array}{\rm{ = }}..............198:3149=..............\begin{array}{cccccccccccccccccccc}1\\\hline{98}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}{31}\\\hline{49}\end{array}{\rm{ = }}..............567:9054=..............\begin{array}{cccccccccccccccccccc}5\\\hline{67}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}{90}\\\hline{54}\end{array}{\rm{ = }}..............
12:9396=................\begin{array}{cccccccccccccccccccc}1\\\hline2\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}{93}\\\hline{96}\end{array}{\rm{ = }}................320:1432=..............\begin{array}{cccccccccccccccccccc}3\\\hline{20}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}{14}\\\hline{32}\end{array}{\rm{ = }}..............58:3019=...............\begin{array}{cccccccccccccccccccc}5\\\hline8\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}{30}\\\hline{19}\end{array}{\rm{ = }}...............554:2927=..............\begin{array}{cccccccccccccccccccc}5\\\hline{54}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}{29}\\\hline{27}\end{array}{\rm{ = }}..............
385:3234=..............\begin{array}{cccccccccccccccccccc}3\\\hline{85}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}{32}\\\hline{34}\end{array}{\rm{ = }}..............593:3331=..............\begin{array}{cccccccccccccccccccc}5\\\hline{93}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}{33}\\\hline{31}\end{array}{\rm{ = }}..............221:3214=..............\begin{array}{cccccccccccccccccccc}2\\\hline{21}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}{32}\\\hline{14}\end{array}{\rm{ = }}..............320:1015=..............\begin{array}{cccccccccccccccccccc}3\\\hline{20}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}{10}\\\hline{15}\end{array}{\rm{ = }}..............
75:3815=................\begin{array}{cccccccccccccccccccc}7\\\hline5\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}{38}\\\hline{15}\end{array}{\rm{ = }}................58:2031=...............\begin{array}{cccccccccccccccccccc}5\\\hline8\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}{20}\\\hline{31}\end{array}{\rm{ = }}...............16:1768=................\begin{array}{cccccccccccccccccccc}1\\\hline6\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}{17}\\\hline{68}\end{array}{\rm{ = }}................211:3988=..............\begin{array}{cccccccccccccccccccc}2\\\hline{11}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}{39}\\\hline{88}\end{array}{\rm{ = }}..............
518:3690=..............\begin{array}{cccccccccccccccccccc}5\\\hline{18}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}{36}\\\hline{90}\end{array}{\rm{ = }}..............18:4794=...............\begin{array}{cccccccccccccccccccc}1\\\hline8\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}{47}\\\hline{94}\end{array}{\rm{ = }}...............435:8470=..............\begin{array}{cccccccccccccccccccc}4\\\hline{35}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}{84}\\\hline{70}\end{array}{\rm{ = }}..............314:4998=..............\begin{array}{cccccccccccccccccccc}3\\\hline{14}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}{49}\\\hline{98}\end{array}{\rm{ = }}..............
29:8190=...............\begin{array}{cccccccccccccccccccc}2\\\hline9\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}{81}\\\hline{90}\end{array}{\rm{ = }}...............411:3299=..............\begin{array}{cccccccccccccccccccc}4\\\hline{11}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}{32}\\\hline{99}\end{array}{\rm{ = }}..............918:4524=..............\begin{array}{cccccccccccccccccccc}9\\\hline{18}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}{45}\\\hline{24}\end{array}{\rm{ = }}..............516:3296=..............\begin{array}{cccccccccccccccccccc}5\\\hline{16}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}{32}\\\hline{96}\end{array}{\rm{ = }}..............
Xem đáp án và lời giải

Hướng dẫn chấm do TopStudy biên soạn, mang tính gợi ý

453:6045=353\begin{array}{cccccccccccccccccccc}4\\\hline{53}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}{60}\\\hline{45}\end{array}{\rm{ = }}\begin{array}{cccccccccccccccccccc}3\\\hline{53}\end{array}192:2069=380\begin{array}{cccccccccccccccccccc}1\\\hline{92}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}{20}\\\hline{69}\end{array}{\rm{ = }}\begin{array}{cccccccccccccccccccc}3\\\hline{80}\end{array}395:6370=257\begin{array}{cccccccccccccccccccc}3\\\hline{95}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}{63}\\\hline{70}\end{array}{\rm{ = }}\begin{array}{cccccccccccccccccccc}2\\\hline{57}\end{array}157:6045=176\begin{array}{cccccccccccccccccccc}1\\\hline{57}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}{60}\\\hline{45}\end{array}{\rm{ = }}\begin{array}{cccccccccccccccccccc}1\\\hline{76}\end{array}
13:7711=1231\begin{array}{cccccccccccccccccccc}1\\\hline3\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}{77}\\\hline{11}\end{array}{\rm{ = }}\begin{array}{cccccccccccccccccccc}1\\\hline{231}\end{array}325:9960=455\begin{array}{cccccccccccccccccccc}3\\\hline{25}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}{99}\\\hline{60}\end{array}{\rm{ = }}\begin{array}{cccccccccccccccccccc}4\\\hline{55}\end{array}427:3287=2972\begin{array}{cccccccccccccccccccc}4\\\hline{27}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}{32}\\\hline{87}\end{array}{\rm{ = }}\begin{array}{cccccccccccccccccccc}{29}\\\hline{72}\end{array}334:4668=323\begin{array}{cccccccccccccccccccc}3\\\hline{34}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}{46}\\\hline{68}\end{array}{\rm{ = }}\begin{array}{cccccccccccccccccccc}3\\\hline{23}\end{array}
589:6189=561\begin{array}{cccccccccccccccccccc}5\\\hline{89}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}{61}\\\hline{89}\end{array}{\rm{ = }}\begin{array}{cccccccccccccccccccc}5\\\hline{61}\end{array}245:2872=435\begin{array}{cccccccccccccccccccc}2\\\hline{45}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}{28}\\\hline{72}\end{array}{\rm{ = }}\begin{array}{cccccccccccccccccccc}4\\\hline{35}\end{array}29:3287=2948\begin{array}{cccccccccccccccccccc}2\\\hline9\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}{32}\\\hline{87}\end{array}{\rm{ = }}\begin{array}{cccccccccccccccccccc}{29}\\\hline{48}\end{array}573:9473=594\begin{array}{cccccccccccccccccccc}5\\\hline{73}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}{94}\\\hline{73}\end{array}{\rm{ = }}\begin{array}{cccccccccccccccccccc}5\\\hline{94}\end{array}
493:2427=362\begin{array}{cccccccccccccccccccc}4\\\hline{93}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}{24}\\\hline{27}\end{array}{\rm{ = }}\begin{array}{cccccccccccccccccccc}3\\\hline{62}\end{array}17:2872=1849\begin{array}{cccccccccccccccccccc}1\\\hline7\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}{28}\\\hline{72}\end{array}{\rm{ = }}\begin{array}{cccccccccccccccccccc}{18}\\\hline{49}\end{array}163:8884=166\begin{array}{cccccccccccccccccccc}1\\\hline{63}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}{88}\\\hline{84}\end{array}{\rm{ = }}\begin{array}{cccccccccccccccccccc}1\\\hline{66}\end{array}370:4249=120\begin{array}{cccccccccccccccccccc}3\\\hline{70}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}{42}\\\hline{49}\end{array}{\rm{ = }}\begin{array}{cccccccccccccccccccc}1\\\hline{20}\end{array}
135:1521=125\begin{array}{cccccccccccccccccccc}1\\\hline{35}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}{15}\\\hline{21}\end{array}{\rm{ = }}\begin{array}{cccccccccccccccccccc}1\\\hline{25}\end{array}12:3310=533\begin{array}{cccccccccccccccccccc}1\\\hline2\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}{33}\\\hline{10}\end{array}{\rm{ = }}\begin{array}{cccccccccccccccccccc}5\\\hline{33}\end{array}483:7683=119\begin{array}{cccccccccccccccccccc}4\\\hline{83}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}{76}\\\hline{83}\end{array}{\rm{ = }}\begin{array}{cccccccccccccccccccc}1\\\hline{19}\end{array}123:2575=323\begin{array}{cccccccccccccccccccc}1\\\hline{23}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}{25}\\\hline{75}\end{array}{\rm{ = }}\begin{array}{cccccccccccccccccccc}3\\\hline{23}\end{array}
229:1687=38\begin{array}{cccccccccccccccccccc}2\\\hline{29}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}{16}\\\hline{87}\end{array}{\rm{ = }}\begin{array}{cccccccccccccccccccc}3\\\hline8\end{array}188:2496=122\begin{array}{cccccccccccccccccccc}1\\\hline{88}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}{24}\\\hline{96}\end{array}{\rm{ = }}\begin{array}{cccccccccccccccccccc}1\\\hline{22}\end{array}455:5255=113\begin{array}{cccccccccccccccccccc}4\\\hline{55}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}{52}\\\hline{55}\end{array}{\rm{ = }}\begin{array}{cccccccccccccccccccc}1\\\hline{13}\end{array}299:1272=433\begin{array}{cccccccccccccccccccc}2\\\hline{99}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}{12}\\\hline{72}\end{array}{\rm{ = }}\begin{array}{cccccccccccccccccccc}4\\\hline{33}\end{array}
551:2018=334\begin{array}{cccccccccccccccccccc}5\\\hline{51}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}{20}\\\hline{18}\end{array}{\rm{ = }}\begin{array}{cccccccccccccccccccc}3\\\hline{34}\end{array}347:4247=114\begin{array}{cccccccccccccccccccc}3\\\hline{47}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}{42}\\\hline{47}\end{array}{\rm{ = }}\begin{array}{cccccccccccccccccccc}1\\\hline{14}\end{array}125:9775=397\begin{array}{cccccccccccccccccccc}1\\\hline{25}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}{97}\\\hline{75}\end{array}{\rm{ = }}\begin{array}{cccccccccccccccccccc}3\\\hline{97}\end{array}370:3310=177\begin{array}{cccccccccccccccccccc}3\\\hline{70}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}{33}\\\hline{10}\end{array}{\rm{ = }}\begin{array}{cccccccccccccccccccc}1\\\hline{77}\end{array}
567:7560=467\begin{array}{cccccccccccccccccccc}5\\\hline{67}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}{75}\\\hline{60}\end{array}{\rm{ = }}\begin{array}{cccccccccccccccccccc}4\\\hline{67}\end{array}135:4249=130\begin{array}{cccccccccccccccccccc}1\\\hline{35}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}{42}\\\hline{49}\end{array}{\rm{ = }}\begin{array}{cccccccccccccccccccc}1\\\hline{30}\end{array}12:7227=316\begin{array}{cccccccccccccccccccc}1\\\hline2\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}{72}\\\hline{27}\end{array}{\rm{ = }}\begin{array}{cccccccccccccccccccc}3\\\hline{16}\end{array}271:1272=1271\begin{array}{cccccccccccccccccccc}2\\\hline{71}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}{12}\\\hline{72}\end{array}{\rm{ = }}\begin{array}{cccccccccccccccccccc}{12}\\\hline{71}\end{array}
483:1257=1983\begin{array}{cccccccccccccccccccc}4\\\hline{83}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}{12}\\\hline{57}\end{array}{\rm{ = }}\begin{array}{cccccccccccccccccccc}{19}\\\hline{83}\end{array}123:2769=19\begin{array}{cccccccccccccccccccc}1\\\hline{23}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}{27}\\\hline{69}\end{array}{\rm{ = }}\begin{array}{cccccccccccccccccccc}1\\\hline9\end{array}571:1521=771\begin{array}{cccccccccccccccccccc}5\\\hline{71}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}{15}\\\hline{21}\end{array}{\rm{ = }}\begin{array}{cccccccccccccccccccc}7\\\hline{71}\end{array}455:1695=1944\begin{array}{cccccccccccccccccccc}4\\\hline{55}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}{16}\\\hline{95}\end{array}{\rm{ = }}\begin{array}{cccccccccccccccccccc}{19}\\\hline{44}\end{array}
341:5982=659\begin{array}{cccccccccccccccccccc}3\\\hline{41}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}{59}\\\hline{82}\end{array}{\rm{ = }}\begin{array}{cccccccccccccccccccc}6\\\hline{59}\end{array}144:1572=655\begin{array}{cccccccccccccccccccc}1\\\hline{44}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}{15}\\\hline{72}\end{array}{\rm{ = }}\begin{array}{cccccccccccccccccccc}6\\\hline{55}\end{array}198:3149=162\begin{array}{cccccccccccccccccccc}1\\\hline{98}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}{31}\\\hline{49}\end{array}{\rm{ = }}\begin{array}{cccccccccccccccccccc}1\\\hline{62}\end{array}567:9054=367\begin{array}{cccccccccccccccccccc}5\\\hline{67}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}{90}\\\hline{54}\end{array}{\rm{ = }}\begin{array}{cccccccccccccccccccc}3\\\hline{67}\end{array}
12:9396=1631\begin{array}{cccccccccccccccccccc}1\\\hline2\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}{93}\\\hline{96}\end{array}{\rm{ = }}\begin{array}{cccccccccccccccccccc}{16}\\\hline{31}\end{array}320:1432=1235\begin{array}{cccccccccccccccccccc}3\\\hline{20}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}{14}\\\hline{32}\end{array}{\rm{ = }}\begin{array}{cccccccccccccccccccc}{12}\\\hline{35}\end{array}58:3019=1948\begin{array}{cccccccccccccccccccc}5\\\hline8\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}{30}\\\hline{19}\end{array}{\rm{ = }}\begin{array}{cccccccccccccccccccc}{19}\\\hline{48}\end{array}554:2927=558\begin{array}{cccccccccccccccccccc}5\\\hline{54}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}{29}\\\hline{27}\end{array}{\rm{ = }}\begin{array}{cccccccccccccccccccc}5\\\hline{58}\end{array}
385:3234=380\begin{array}{cccccccccccccccccccc}3\\\hline{85}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}{32}\\\hline{34}\end{array}{\rm{ = }}\begin{array}{cccccccccccccccccccc}3\\\hline{80}\end{array}593:3331=599\begin{array}{cccccccccccccccccccc}5\\\hline{93}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}{33}\\\hline{31}\end{array}{\rm{ = }}\begin{array}{cccccccccccccccccccc}5\\\hline{99}\end{array}221:3214=124\begin{array}{cccccccccccccccccccc}2\\\hline{21}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}{32}\\\hline{14}\end{array}{\rm{ = }}\begin{array}{cccccccccccccccccccc}1\\\hline{24}\end{array}320:1015=940\begin{array}{cccccccccccccccccccc}3\\\hline{20}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}{10}\\\hline{15}\end{array}{\rm{ = }}\begin{array}{cccccccccccccccccccc}9\\\hline{40}\end{array}
75:3815=2138\begin{array}{cccccccccccccccccccc}7\\\hline5\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}{38}\\\hline{15}\end{array}{\rm{ = }}\begin{array}{cccccccccccccccccccc}{21}\\\hline{38}\end{array}58:2031=3132\begin{array}{cccccccccccccccccccc}5\\\hline8\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}{20}\\\hline{31}\end{array}{\rm{ = }}\begin{array}{cccccccccccccccccccc}{31}\\\hline{32}\end{array}16:1768=23\begin{array}{cccccccccccccccccccc}1\\\hline6\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}{17}\\\hline{68}\end{array}{\rm{ = }}\begin{array}{cccccccccccccccccccc}2\\\hline3\end{array}211:3988=1639\begin{array}{cccccccccccccccccccc}2\\\hline{11}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}{39}\\\hline{88}\end{array}{\rm{ = }}\begin{array}{cccccccccccccccccccc}{16}\\\hline{39}\end{array}
518:3690=2536\begin{array}{cccccccccccccccccccc}5\\\hline{18}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}{36}\\\hline{90}\end{array}{\rm{ = }}\begin{array}{cccccccccccccccccccc}{25}\\\hline{36}\end{array}18:4794=14\begin{array}{cccccccccccccccccccc}1\\\hline8\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}{47}\\\hline{94}\end{array}{\rm{ = }}\begin{array}{cccccccccccccccccccc}1\\\hline4\end{array}435:8470=221\begin{array}{cccccccccccccccccccc}4\\\hline{35}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}{84}\\\hline{70}\end{array}{\rm{ = }}\begin{array}{cccccccccccccccccccc}2\\\hline{21}\end{array}314:4998=37\begin{array}{cccccccccccccccccccc}3\\\hline{14}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}{49}\\\hline{98}\end{array}{\rm{ = }}\begin{array}{cccccccccccccccccccc}3\\\hline7\end{array}
29:8190=2081\begin{array}{cccccccccccccccccccc}2\\\hline9\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}{81}\\\hline{90}\end{array}{\rm{ = }}\begin{array}{cccccccccccccccccccc}{20}\\\hline{81}\end{array}411:3299=98\begin{array}{cccccccccccccccccccc}4\\\hline{11}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}{32}\\\hline{99}\end{array}{\rm{ = }}\begin{array}{cccccccccccccccccccc}9\\\hline8\end{array}918:4524=415\begin{array}{cccccccccccccccccccc}9\\\hline{18}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}{45}\\\hline{24}\end{array}{\rm{ = }}\begin{array}{cccccccccccccccccccc}4\\\hline{15}\end{array}516:3296=1516\begin{array}{cccccccccccccccccccc}5\\\hline{16}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}{32}\\\hline{96}\end{array}{\rm{ = }}\begin{array}{cccccccccccccccccccc}{15}\\\hline{16}\end{array}

Câu 5

1 điểm
8491:6413=..............\begin{array}{cccccccccccccccccccc}{84}\\\hline{91}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}{64}\\\hline{13}\end{array}{\rm{ = }}..............9519:7511=..............\begin{array}{cccccccccccccccccccc}{95}\\\hline{19}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}{75}\\\hline{11}\end{array}{\rm{ = }}..............9336:3110=..............\begin{array}{cccccccccccccccccccc}{93}\\\hline{36}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}{31}\\\hline{10}\end{array}{\rm{ = }}..............7433:3712=..............\begin{array}{cccccccccccccccccccc}{74}\\\hline{33}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}{37}\\\hline{12}\end{array}{\rm{ = }}..............
9534:7617=..............\begin{array}{cccccccccccccccccccc}{95}\\\hline{34}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}{76}\\\hline{17}\end{array}{\rm{ = }}..............3023:6010=..............\begin{array}{cccccccccccccccccccc}{30}\\\hline{23}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}{60}\\\hline{10}\end{array}{\rm{ = }}..............1246:1023=..............\begin{array}{cccccccccccccccccccc}{12}\\\hline{46}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}{10}\\\hline{23}\end{array}{\rm{ = }}..............6045:9430=..............\begin{array}{cccccccccccccccccccc}{60}\\\hline{45}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}{94}\\\hline{30}\end{array}{\rm{ = }}..............
3549:8542=..............\begin{array}{cccccccccccccccccccc}{35}\\\hline{49}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}{85}\\\hline{42}\end{array}{\rm{ = }}..............2324:6938=..............\begin{array}{cccccccccccccccccccc}{23}\\\hline{24}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}{69}\\\hline{38}\end{array}{\rm{ = }}..............1640:7590=..............\begin{array}{cccccccccccccccccccc}{16}\\\hline{40}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}{75}\\\hline{90}\end{array}{\rm{ = }}..............1035:3828=..............\begin{array}{cccccccccccccccccccc}{10}\\\hline{35}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}{38}\\\hline{28}\end{array}{\rm{ = }}..............
3320:4410=..............\begin{array}{cccccccccccccccccccc}{33}\\\hline{20}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}{44}\\\hline{10}\end{array}{\rm{ = }}..............1738:1419=..............\begin{array}{cccccccccccccccccccc}{17}\\\hline{38}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}{14}\\\hline{19}\end{array}{\rm{ = }}..............2392:2560=..............\begin{array}{cccccccccccccccccccc}{23}\\\hline{92}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}{25}\\\hline{60}\end{array}{\rm{ = }}..............1170:4465=..............\begin{array}{cccccccccccccccccccc}{11}\\\hline{70}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}{44}\\\hline{65}\end{array}{\rm{ = }}..............
2511:9522=..............\begin{array}{cccccccccccccccccccc}{25}\\\hline{11}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}{95}\\\hline{22}\end{array}{\rm{ = }}..............8228:4112=.............\begin{array}{cccccccccccccccccccc}{82}\\\hline{28}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}{41}\\\hline{12}\end{array}{\rm{ = }}.............8466:5811=..............\begin{array}{cccccccccccccccccccc}{84}\\\hline{66}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}{58}\\\hline{11}\end{array}{\rm{ = }}..............2265:7739=..............\begin{array}{cccccccccccccccccccc}{22}\\\hline{65}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}{77}\\\hline{39}\end{array}{\rm{ = }}..............
3212:7813=..............\begin{array}{cccccccccccccccccccc}{32}\\\hline{12}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}{78}\\\hline{13}\end{array}{\rm{ = }}..............2639:5815=..............\begin{array}{cccccccccccccccccccc}{26}\\\hline{39}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}{58}\\\hline{15}\end{array}{\rm{ = }}..............1475:5624=..............\begin{array}{cccccccccccccccccccc}{14}\\\hline{75}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}{56}\\\hline{24}\end{array}{\rm{ = }}..............1899:6444=..............\begin{array}{cccccccccccccccccccc}{18}\\\hline{99}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}{64}\\\hline{44}\end{array}{\rm{ = }}..............
1378:2645=..............\begin{array}{cccccccccccccccccccc}{13}\\\hline{78}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}{26}\\\hline{45}\end{array}{\rm{ = }}..............4492:8817=..............\begin{array}{cccccccccccccccccccc}{44}\\\hline{92}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}{88}\\\hline{17}\end{array}{\rm{ = }}..............2170:6980=..............\begin{array}{cccccccccccccccccccc}{21}\\\hline{70}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}{69}\\\hline{80}\end{array}{\rm{ = }}..............4958:5629=..............\begin{array}{cccccccccccccccccccc}{49}\\\hline{58}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}{56}\\\hline{29}\end{array}{\rm{ = }}..............
5526:9913=.............\begin{array}{cccccccccccccccccccc}{55}\\\hline{26}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}{99}\\\hline{13}\end{array}{\rm{ = }}.............1185:6634=..............\begin{array}{cccccccccccccccccccc}{11}\\\hline{85}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}{66}\\\hline{34}\end{array}{\rm{ = }}..............1069:2036=..............\begin{array}{cccccccccccccccccccc}{10}\\\hline{69}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}{20}\\\hline{36}\end{array}{\rm{ = }}..............1350:5280=..............\begin{array}{cccccccccccccccccccc}{13}\\\hline{50}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}{52}\\\hline{80}\end{array}{\rm{ = }}..............
2726:3013=..............\begin{array}{cccccccccccccccccccc}{27}\\\hline{26}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}{30}\\\hline{13}\end{array}{\rm{ = }}..............3695:7265=..............\begin{array}{cccccccccccccccccccc}{36}\\\hline{95}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}{72}\\\hline{65}\end{array}{\rm{ = }}..............7578:1513=..............\begin{array}{cccccccccccccccccccc}{75}\\\hline{78}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}{15}\\\hline{13}\end{array}{\rm{ = }}..............2557:5538=..............\begin{array}{cccccccccccccccccccc}{25}\\\hline{57}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}{55}\\\hline{38}\end{array}{\rm{ = }}..............
3041:6982=..............\begin{array}{cccccccccccccccccccc}{30}\\\hline{41}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}{69}\\\hline{82}\end{array}{\rm{ = }}..............3499:2633=..............\begin{array}{cccccccccccccccccccc}{34}\\\hline{99}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}{26}\\\hline{33}\end{array}{\rm{ = }}..............7459:3710=..............\begin{array}{cccccccccccccccccccc}{74}\\\hline{59}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}{37}\\\hline{10}\end{array}{\rm{ = }}..............8744:2911=..............\begin{array}{cccccccccccccccccccc}{87}\\\hline{44}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}{29}\\\hline{11}\end{array}{\rm{ = }}..............
6380:7732=...............\begin{array}{cccccccccccccccccccc}{63}\\\hline{80}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}{77}\\\hline{32}\end{array}{\rm{ = }}...............1118:4445=..............\begin{array}{cccccccccccccccccccc}{11}\\\hline{18}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}{44}\\\hline{45}\end{array}{\rm{ = }}..............2455:4211=..............\begin{array}{cccccccccccccccccccc}{24}\\\hline{55}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}{42}\\\hline{11}\end{array}{\rm{ = }}..............3863:5735=..............\begin{array}{cccccccccccccccccccc}{38}\\\hline{63}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}{57}\\\hline{35}\end{array}{\rm{ = }}..............
3551:6334=..............\begin{array}{cccccccccccccccccccc}{35}\\\hline{51}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}{63}\\\hline{34}\end{array}{\rm{ = }}..............9558:9029=..............\begin{array}{cccccccccccccccccccc}{95}\\\hline{58}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}{90}\\\hline{29}\end{array}{\rm{ = }}..............3986:8743=..............\begin{array}{cccccccccccccccccccc}{39}\\\hline{86}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}{87}\\\hline{43}\end{array}{\rm{ = }}..............9563:7621=..............\begin{array}{cccccccccccccccccccc}{95}\\\hline{63}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}{76}\\\hline{21}\end{array}{\rm{ = }}..............
1980:5765=...............\begin{array}{cccccccccccccccccccc}{19}\\\hline{80}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}{57}\\\hline{65}\end{array}{\rm{ = }}...............2619:3910=..............\begin{array}{cccccccccccccccccccc}{26}\\\hline{19}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}{39}\\\hline{10}\end{array}{\rm{ = }}..............3532:2116=...............\begin{array}{cccccccccccccccccccc}{35}\\\hline{32}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}{21}\\\hline{16}\end{array}{\rm{ = }}...............5120:8512=..............\begin{array}{cccccccccccccccccccc}{51}\\\hline{20}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}{85}\\\hline{12}\end{array}{\rm{ = }}..............
2693:1031=..............\begin{array}{cccccccccccccccccccc}{26}\\\hline{93}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}{10}\\\hline{31}\end{array}{\rm{ = }}..............9451:4717=..............\begin{array}{cccccccccccccccccccc}{94}\\\hline{51}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}{47}\\\hline{17}\end{array}{\rm{ = }}..............1742:8548=..............\begin{array}{cccccccccccccccccccc}{17}\\\hline{42}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}{85}\\\hline{48}\end{array}{\rm{ = }}..............1776:8587=..............\begin{array}{cccccccccccccccccccc}{17}\\\hline{76}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}{85}\\\hline{87}\end{array}{\rm{ = }}..............
2499:4811=..............\begin{array}{cccccccccccccccccccc}{24}\\\hline{99}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}{48}\\\hline{11}\end{array}{\rm{ = }}..............3870:7635=..............\begin{array}{cccccccccccccccccccc}{38}\\\hline{70}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}{76}\\\hline{35}\end{array}{\rm{ = }}..............4968:1451=..............\begin{array}{cccccccccccccccccccc}{49}\\\hline{68}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}{14}\\\hline{51}\end{array}{\rm{ = }}..............2111:6320=..............\begin{array}{cccccccccccccccccccc}{21}\\\hline{11}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}{63}\\\hline{20}\end{array}{\rm{ = }}..............
Xem đáp án và lời giải

Hướng dẫn chấm do TopStudy biên soạn, mang tính gợi ý

8491:6413=316\begin{array}{cccccccccccccccccccc}{84}\\\hline{91}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}{64}\\\hline{13}\end{array}{\rm{ = }}\begin{array}{cccccccccccccccccccc}3\\\hline{16}\end{array}9519:7511=1115\begin{array}{cccccccccccccccccccc}{95}\\\hline{19}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}{75}\\\hline{11}\end{array}{\rm{ = }}\begin{array}{cccccccccccccccccccc}{11}\\\hline{15}\end{array}9336:3110=56\begin{array}{cccccccccccccccccccc}{93}\\\hline{36}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}{31}\\\hline{10}\end{array}{\rm{ = }}\begin{array}{cccccccccccccccccccc}5\\\hline6\end{array}7433:3712=811\begin{array}{cccccccccccccccccccc}{74}\\\hline{33}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}{37}\\\hline{12}\end{array}{\rm{ = }}\begin{array}{cccccccccccccccccccc}8\\\hline{11}\end{array}
9534:7617=58\begin{array}{cccccccccccccccccccc}{95}\\\hline{34}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}{76}\\\hline{17}\end{array}{\rm{ = }}\begin{array}{cccccccccccccccccccc}5\\\hline8\end{array}3023:6010=523\begin{array}{cccccccccccccccccccc}{30}\\\hline{23}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}{60}\\\hline{10}\end{array}{\rm{ = }}\begin{array}{cccccccccccccccccccc}5\\\hline{23}\end{array}1246:1023=35\begin{array}{cccccccccccccccccccc}{12}\\\hline{46}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}{10}\\\hline{23}\end{array}{\rm{ = }}\begin{array}{cccccccccccccccccccc}3\\\hline5\end{array}6045:9430=2047\begin{array}{cccccccccccccccccccc}{60}\\\hline{45}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}{94}\\\hline{30}\end{array}{\rm{ = }}\begin{array}{cccccccccccccccccccc}{20}\\\hline{47}\end{array}
3549:8542=617\begin{array}{cccccccccccccccccccc}{35}\\\hline{49}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}{85}\\\hline{42}\end{array}{\rm{ = }}\begin{array}{cccccccccccccccccccc}6\\\hline{17}\end{array}2324:6938=1936\begin{array}{cccccccccccccccccccc}{23}\\\hline{24}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}{69}\\\hline{38}\end{array}{\rm{ = }}\begin{array}{cccccccccccccccccccc}{19}\\\hline{36}\end{array}1640:7590=1225\begin{array}{cccccccccccccccccccc}{16}\\\hline{40}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}{75}\\\hline{90}\end{array}{\rm{ = }}\begin{array}{cccccccccccccccccccc}{12}\\\hline{25}\end{array}1035:3828=419\begin{array}{cccccccccccccccccccc}{10}\\\hline{35}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}{38}\\\hline{28}\end{array}{\rm{ = }}\begin{array}{cccccccccccccccccccc}4\\\hline{19}\end{array}
3320:4410=38\begin{array}{cccccccccccccccccccc}{33}\\\hline{20}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}{44}\\\hline{10}\end{array}{\rm{ = }}\begin{array}{cccccccccccccccccccc}3\\\hline8\end{array}1738:1419=1728\begin{array}{cccccccccccccccccccc}{17}\\\hline{38}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}{14}\\\hline{19}\end{array}{\rm{ = }}\begin{array}{cccccccccccccccccccc}{17}\\\hline{28}\end{array}2392:2560=35\begin{array}{cccccccccccccccccccc}{23}\\\hline{92}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}{25}\\\hline{60}\end{array}{\rm{ = }}\begin{array}{cccccccccccccccccccc}3\\\hline5\end{array}1170:4465=1356\begin{array}{cccccccccccccccccccc}{11}\\\hline{70}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}{44}\\\hline{65}\end{array}{\rm{ = }}\begin{array}{cccccccccccccccccccc}{13}\\\hline{56}\end{array}
2511:9522=1019\begin{array}{cccccccccccccccccccc}{25}\\\hline{11}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}{95}\\\hline{22}\end{array}{\rm{ = }}\begin{array}{cccccccccccccccccccc}{10}\\\hline{19}\end{array}8228:4112=67\begin{array}{cccccccccccccccccccc}{82}\\\hline{28}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}{41}\\\hline{12}\end{array}{\rm{ = }}\begin{array}{cccccccccccccccccccc}6\\\hline7\end{array}8466:5811=729\begin{array}{cccccccccccccccccccc}{84}\\\hline{66}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}{58}\\\hline{11}\end{array}{\rm{ = }}\begin{array}{cccccccccccccccccccc}7\\\hline{29}\end{array}2265:7739=635\begin{array}{cccccccccccccccccccc}{22}\\\hline{65}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}{77}\\\hline{39}\end{array}{\rm{ = }}\begin{array}{cccccccccccccccccccc}6\\\hline{35}\end{array}
3212:7813=49\begin{array}{cccccccccccccccccccc}{32}\\\hline{12}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}{78}\\\hline{13}\end{array}{\rm{ = }}\begin{array}{cccccccccccccccccccc}4\\\hline9\end{array}2639:5815=529\begin{array}{cccccccccccccccccccc}{26}\\\hline{39}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}{58}\\\hline{15}\end{array}{\rm{ = }}\begin{array}{cccccccccccccccccccc}5\\\hline{29}\end{array}1475:5624=225\begin{array}{cccccccccccccccccccc}{14}\\\hline{75}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}{56}\\\hline{24}\end{array}{\rm{ = }}\begin{array}{cccccccccccccccccccc}2\\\hline{25}\end{array}1899:6444=18\begin{array}{cccccccccccccccccccc}{18}\\\hline{99}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}{64}\\\hline{44}\end{array}{\rm{ = }}\begin{array}{cccccccccccccccccccc}1\\\hline8\end{array}
1378:2645=1552\begin{array}{cccccccccccccccccccc}{13}\\\hline{78}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}{26}\\\hline{45}\end{array}{\rm{ = }}\begin{array}{cccccccccccccccccccc}{15}\\\hline{52}\end{array}4492:8817=17184\begin{array}{cccccccccccccccccccc}{44}\\\hline{92}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}{88}\\\hline{17}\end{array}{\rm{ = }}\begin{array}{cccccccccccccccccccc}{17}\\\hline{184}\end{array}2170:6980=823\begin{array}{cccccccccccccccccccc}{21}\\\hline{70}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}{69}\\\hline{80}\end{array}{\rm{ = }}\begin{array}{cccccccccccccccccccc}8\\\hline{23}\end{array}4958:5629=716\begin{array}{cccccccccccccccccccc}{49}\\\hline{58}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}{56}\\\hline{29}\end{array}{\rm{ = }}\begin{array}{cccccccccccccccccccc}7\\\hline{16}\end{array}
5526:9913=518\begin{array}{cccccccccccccccccccc}{55}\\\hline{26}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}{99}\\\hline{13}\end{array}{\rm{ = }}\begin{array}{cccccccccccccccccccc}5\\\hline{18}\end{array}1185:6634=115\begin{array}{cccccccccccccccccccc}{11}\\\hline{85}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}{66}\\\hline{34}\end{array}{\rm{ = }}\begin{array}{cccccccccccccccccccc}1\\\hline{15}\end{array}1069:2036=623\begin{array}{cccccccccccccccccccc}{10}\\\hline{69}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}{20}\\\hline{36}\end{array}{\rm{ = }}\begin{array}{cccccccccccccccccccc}6\\\hline{23}\end{array}1350:5280=25\begin{array}{cccccccccccccccccccc}{13}\\\hline{50}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}{52}\\\hline{80}\end{array}{\rm{ = }}\begin{array}{cccccccccccccccccccc}2\\\hline5\end{array}
2726:3013=920\begin{array}{cccccccccccccccccccc}{27}\\\hline{26}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}{30}\\\hline{13}\end{array}{\rm{ = }}\begin{array}{cccccccccccccccccccc}9\\\hline{20}\end{array}3695:7265=1338\begin{array}{cccccccccccccccccccc}{36}\\\hline{95}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}{72}\\\hline{65}\end{array}{\rm{ = }}\begin{array}{cccccccccccccccccccc}{13}\\\hline{38}\end{array}7578:1513=56\begin{array}{cccccccccccccccccccc}{75}\\\hline{78}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}{15}\\\hline{13}\end{array}{\rm{ = }}\begin{array}{cccccccccccccccccccc}5\\\hline6\end{array}2557:5538=1033\begin{array}{cccccccccccccccccccc}{25}\\\hline{57}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}{55}\\\hline{38}\end{array}{\rm{ = }}\begin{array}{cccccccccccccccccccc}{10}\\\hline{33}\end{array}
3041:6982=2023\begin{array}{cccccccccccccccccccc}{30}\\\hline{41}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}{69}\\\hline{82}\end{array}{\rm{ = }}\begin{array}{cccccccccccccccccccc}{20}\\\hline{23}\end{array}3499:2633=1739\begin{array}{cccccccccccccccccccc}{34}\\\hline{99}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}{26}\\\hline{33}\end{array}{\rm{ = }}\begin{array}{cccccccccccccccccccc}{17}\\\hline{39}\end{array}7459:3710=2059\begin{array}{cccccccccccccccccccc}{74}\\\hline{59}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}{37}\\\hline{10}\end{array}{\rm{ = }}\begin{array}{cccccccccccccccccccc}{20}\\\hline{59}\end{array}8744:2911=34\begin{array}{cccccccccccccccccccc}{87}\\\hline{44}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}{29}\\\hline{11}\end{array}{\rm{ = }}\begin{array}{cccccccccccccccccccc}3\\\hline4\end{array}
6380:7732=1855\begin{array}{cccccccccccccccccccc}{63}\\\hline{80}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}{77}\\\hline{32}\end{array}{\rm{ = }}\begin{array}{cccccccccccccccccccc}{18}\\\hline{55}\end{array}1118:4445=58\begin{array}{cccccccccccccccccccc}{11}\\\hline{18}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}{44}\\\hline{45}\end{array}{\rm{ = }}\begin{array}{cccccccccccccccccccc}5\\\hline8\end{array}2455:4211=435\begin{array}{cccccccccccccccccccc}{24}\\\hline{55}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}{42}\\\hline{11}\end{array}{\rm{ = }}\begin{array}{cccccccccccccccccccc}4\\\hline{35}\end{array}3863:5735=1027\begin{array}{cccccccccccccccccccc}{38}\\\hline{63}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}{57}\\\hline{35}\end{array}{\rm{ = }}\begin{array}{cccccccccccccccccccc}{10}\\\hline{27}\end{array}
3551:6334=1027\begin{array}{cccccccccccccccccccc}{35}\\\hline{51}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}{63}\\\hline{34}\end{array}{\rm{ = }}\begin{array}{cccccccccccccccccccc}{10}\\\hline{27}\end{array}9558:9029=1936\begin{array}{cccccccccccccccccccc}{95}\\\hline{58}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}{90}\\\hline{29}\end{array}{\rm{ = }}\begin{array}{cccccccccccccccccccc}{19}\\\hline{36}\end{array}3986:8743=16\begin{array}{cccccccccccccccccccc}{39}\\\hline{86}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}{87}\\\hline{43}\end{array}{\rm{ = }}\begin{array}{cccccccccccccccccccc}1\\\hline6\end{array}9563:7621=512\begin{array}{cccccccccccccccccccc}{95}\\\hline{63}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}{76}\\\hline{21}\end{array}{\rm{ = }}\begin{array}{cccccccccccccccccccc}5\\\hline{12}\end{array}
1980:5765=1348\begin{array}{cccccccccccccccccccc}{19}\\\hline{80}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}{57}\\\hline{65}\end{array}{\rm{ = }}\begin{array}{cccccccccccccccccccc}{13}\\\hline{48}\end{array}2619:3910=2057\begin{array}{cccccccccccccccccccc}{26}\\\hline{19}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}{39}\\\hline{10}\end{array}{\rm{ = }}\begin{array}{cccccccccccccccccccc}{20}\\\hline{57}\end{array}3532:2116=56\begin{array}{cccccccccccccccccccc}{35}\\\hline{32}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}{21}\\\hline{16}\end{array}{\rm{ = }}\begin{array}{cccccccccccccccccccc}5\\\hline6\end{array}5120:8512=925\begin{array}{cccccccccccccccccccc}{51}\\\hline{20}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}{85}\\\hline{12}\end{array}{\rm{ = }}\begin{array}{cccccccccccccccccccc}9\\\hline{25}\end{array}
2693:1031=1315\begin{array}{cccccccccccccccccccc}{26}\\\hline{93}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}{10}\\\hline{31}\end{array}{\rm{ = }}\begin{array}{cccccccccccccccccccc}{13}\\\hline{15}\end{array}9451:4717=23\begin{array}{cccccccccccccccccccc}{94}\\\hline{51}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}{47}\\\hline{17}\end{array}{\rm{ = }}\begin{array}{cccccccccccccccccccc}2\\\hline3\end{array}1742:8548=835\begin{array}{cccccccccccccccccccc}{17}\\\hline{42}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}{85}\\\hline{48}\end{array}{\rm{ = }}\begin{array}{cccccccccccccccccccc}8\\\hline{35}\end{array}1776:8587=87380\begin{array}{cccccccccccccccccccc}{17}\\\hline{76}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}{85}\\\hline{87}\end{array}{\rm{ = }}\begin{array}{cccccccccccccccccccc}{87}\\\hline{380}\end{array}
2499:4811=118\begin{array}{cccccccccccccccccccc}{24}\\\hline{99}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}{48}\\\hline{11}\end{array}{\rm{ = }}\begin{array}{cccccccccccccccccccc}1\\\hline{18}\end{array}3870:7635=14\begin{array}{cccccccccccccccccccc}{38}\\\hline{70}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}{76}\\\hline{35}\end{array}{\rm{ = }}\begin{array}{cccccccccccccccccccc}1\\\hline4\end{array}4968:1451=218\begin{array}{cccccccccccccccccccc}{49}\\\hline{68}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}{14}\\\hline{51}\end{array}{\rm{ = }}\begin{array}{cccccccccccccccccccc}{21}\\\hline8\end{array}2111:6320=2033\begin{array}{cccccccccccccccccccc}{21}\\\hline{11}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}{63}\\\hline{20}\end{array}{\rm{ = }}\begin{array}{cccccccccccccccccccc}{20}\\\hline{33}\end{array}

Câu 6

1 điểm
9645:5621=..............\begin{array}{cccccccccccccccccccc}{96}\\\hline{45}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}{56}\\\hline{21}\end{array}{\rm{ = }}..............6968:4624=..............\begin{array}{cccccccccccccccccccc}{69}\\\hline{68}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}{46}\\\hline{24}\end{array}{\rm{ = }}..............2169:7080=..............\begin{array}{cccccccccccccccccccc}{21}\\\hline{69}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}{70}\\\hline{80}\end{array}{\rm{ = }}..............4890:8475=..............\begin{array}{cccccccccccccccccccc}{48}\\\hline{90}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}{84}\\\hline{75}\end{array}{\rm{ = }}..............
1134:6685=..............\begin{array}{cccccccccccccccccccc}{11}\\\hline{34}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}{66}\\\hline{85}\end{array}{\rm{ = }}..............1069:2036=..............\begin{array}{cccccccccccccccccccc}{10}\\\hline{69}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}{20}\\\hline{36}\end{array}{\rm{ = }}..............4276:7722=..............\begin{array}{cccccccccccccccccccc}{42}\\\hline{76}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}{77}\\\hline{22}\end{array}{\rm{ = }}..............8176:9038=..............\begin{array}{cccccccccccccccccccc}{81}\\\hline{76}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}{90}\\\hline{38}\end{array}{\rm{ = }}..............
3517:6012=..............\begin{array}{cccccccccccccccccccc}{35}\\\hline{17}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}{60}\\\hline{12}\end{array}{\rm{ = }}..............5876:8795=..............\begin{array}{cccccccccccccccccccc}{58}\\\hline{76}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}{87}\\\hline{95}\end{array}{\rm{ = }}..............6315:5410=..............\begin{array}{cccccccccccccccccccc}{63}\\\hline{15}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}{54}\\\hline{10}\end{array}{\rm{ = }}..............1793:8562=..............\begin{array}{cccccccccccccccccccc}{17}\\\hline{93}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}{85}\\\hline{62}\end{array}{\rm{ = }}..............
4124:8212=..............\begin{array}{cccccccccccccccccccc}{41}\\\hline{24}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}{82}\\\hline{12}\end{array}{\rm{ = }}..............8550:6814=..............\begin{array}{cccccccccccccccccccc}{85}\\\hline{50}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}{68}\\\hline{14}\end{array}{\rm{ = }}..............9698:8849=..............\begin{array}{cccccccccccccccccccc}{96}\\\hline{98}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}{88}\\\hline{49}\end{array}{\rm{ = }}..............4234:7051=..............\begin{array}{cccccccccccccccccccc}{42}\\\hline{34}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}{70}\\\hline{51}\end{array}{\rm{ = }}..............
5466:9664=..............\begin{array}{cccccccccccccccccccc}{54}\\\hline{66}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}{96}\\\hline{64}\end{array}{\rm{ = }}..............4346:8632=.............\begin{array}{cccccccccccccccccccc}{43}\\\hline{46}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}{86}\\\hline{32}\end{array}{\rm{ = }}.............1785:1935=..............\begin{array}{cccccccccccccccccccc}{17}\\\hline{85}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}{19}\\\hline{35}\end{array}{\rm{ = }}..............2933:5844=..............\begin{array}{cccccccccccccccccccc}{29}\\\hline{33}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}{58}\\\hline{44}\end{array}{\rm{ = }}..............
2218:8845=..............\begin{array}{cccccccccccccccccccc}{22}\\\hline{18}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}{88}\\\hline{45}\end{array}{\rm{ = }}..............8754:5828=..............\begin{array}{cccccccccccccccccccc}{87}\\\hline{54}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}{58}\\\hline{28}\end{array}{\rm{ = }}..............7745:3515=..............\begin{array}{cccccccccccccccccccc}{77}\\\hline{45}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}{35}\\\hline{15}\end{array}{\rm{ = }}..............7588:5024=..............\begin{array}{cccccccccccccccccccc}{75}\\\hline{88}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}{50}\\\hline{24}\end{array}{\rm{ = }}..............
6578:8718=..............\begin{array}{cccccccccccccccccccc}{65}\\\hline{78}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}{87}\\\hline{18}\end{array}{\rm{ = }}..............4658:9248=..............\begin{array}{cccccccccccccccccccc}{46}\\\hline{58}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}{92}\\\hline{48}\end{array}{\rm{ = }}..............2034:2814=..............\begin{array}{cccccccccccccccccccc}{20}\\\hline{34}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}{28}\\\hline{14}\end{array}{\rm{ = }}..............5280:6820=..............\begin{array}{cccccccccccccccccccc}{52}\\\hline{80}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}{68}\\\hline{20}\end{array}{\rm{ = }}..............
5168:7784=.............\begin{array}{cccccccccccccccccccc}{51}\\\hline{68}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}{77}\\\hline{84}\end{array}{\rm{ = }}.............2557:4038=..............\begin{array}{cccccccccccccccccccc}{25}\\\hline{57}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}{40}\\\hline{38}\end{array}{\rm{ = }}..............4862:4431=..............\begin{array}{cccccccccccccccccccc}{48}\\\hline{62}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}{44}\\\hline{31}\end{array}{\rm{ = }}..............5239:9821=..............\begin{array}{cccccccccccccccccccc}{52}\\\hline{39}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}{98}\\\hline{21}\end{array}{\rm{ = }}..............
8091:4013=..............\begin{array}{cccccccccccccccccccc}{80}\\\hline{91}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}{40}\\\hline{13}\end{array}{\rm{ = }}..............5037:9060=..............\begin{array}{cccccccccccccccccccc}{50}\\\hline{37}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}{90}\\\hline{60}\end{array}{\rm{ = }}..............8936:3712=..............\begin{array}{cccccccccccccccccccc}{89}\\\hline{36}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}{37}\\\hline{12}\end{array}{\rm{ = }}..............5980:2524=..............\begin{array}{cccccccccccccccccccc}{59}\\\hline{80}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}{25}\\\hline{24}\end{array}{\rm{ = }}..............
1927:5245=..............\begin{array}{cccccccccccccccccccc}{19}\\\hline{27}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}{52}\\\hline{45}\end{array}{\rm{ = }}..............5996:2924=..............\begin{array}{cccccccccccccccccccc}{59}\\\hline{96}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}{29}\\\hline{24}\end{array}{\rm{ = }}..............9980:6345=..............\begin{array}{cccccccccccccccccccc}{99}\\\hline{80}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}{63}\\\hline{45}\end{array}{\rm{ = }}..............5859:6015=..............\begin{array}{cccccccccccccccccccc}{58}\\\hline{59}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}{60}\\\hline{15}\end{array}{\rm{ = }}..............
5041:7023=...............\begin{array}{cccccccccccccccccccc}{50}\\\hline{41}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}{70}\\\hline{23}\end{array}{\rm{ = }}...............3483:1722=..............\begin{array}{cccccccccccccccccccc}{34}\\\hline{83}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}{17}\\\hline{22}\end{array}{\rm{ = }}..............5154:2312=..............\begin{array}{cccccccccccccccccccc}{51}\\\hline{54}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}{23}\\\hline{12}\end{array}{\rm{ = }}..............2125:6314=..............\begin{array}{cccccccccccccccccccc}{21}\\\hline{25}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}{63}\\\hline{14}\end{array}{\rm{ = }}..............
1643:6454=..............\begin{array}{cccccccccccccccccccc}{16}\\\hline{43}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}{64}\\\hline{54}\end{array}{\rm{ = }}..............4299:2445=..............\begin{array}{cccccccccccccccccccc}{42}\\\hline{99}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}{24}\\\hline{45}\end{array}{\rm{ = }}..............6825:6438=..............\begin{array}{cccccccccccccccccccc}{68}\\\hline{25}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}{64}\\\hline{38}\end{array}{\rm{ = }}..............6444:4618=..............\begin{array}{cccccccccccccccccccc}{64}\\\hline{44}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}{46}\\\hline{18}\end{array}{\rm{ = }}..............
4214:3812=...............\begin{array}{cccccccccccccccccccc}{42}\\\hline{14}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}{38}\\\hline{12}\end{array}{\rm{ = }}...............5933:1999=..............\begin{array}{cccccccccccccccccccc}{59}\\\hline{33}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}{19}\\\hline{99}\end{array}{\rm{ = }}..............7427:3714=...............\begin{array}{cccccccccccccccccccc}{74}\\\hline{27}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}{37}\\\hline{14}\end{array}{\rm{ = }}...............9269:9927=..............\begin{array}{cccccccccccccccccccc}{92}\\\hline{69}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}{99}\\\hline{27}\end{array}{\rm{ = }}..............
7798:5134=..............\begin{array}{cccccccccccccccccccc}{77}\\\hline{98}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}{51}\\\hline{34}\end{array}{\rm{ = }}..............5776:4210=..............\begin{array}{cccccccccccccccccccc}{57}\\\hline{76}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}{42}\\\hline{10}\end{array}{\rm{ = }}..............2277:2421=..............\begin{array}{cccccccccccccccccccc}{22}\\\hline{77}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}{24}\\\hline{21}\end{array}{\rm{ = }}..............5578:2213=..............\begin{array}{cccccccccccccccccccc}{55}\\\hline{78}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}{22}\\\hline{13}\end{array}{\rm{ = }}..............
8766:5111=..............\begin{array}{cccccccccccccccccccc}{87}\\\hline{66}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}{51}\\\hline{11}\end{array}{\rm{ = }}..............2120:6322=..............\begin{array}{cccccccccccccccccccc}{21}\\\hline{20}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}{63}\\\hline{22}\end{array}{\rm{ = }}..............5055:4611=..............\begin{array}{cccccccccccccccccccc}{50}\\\hline{55}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}{46}\\\hline{11}\end{array}{\rm{ = }}..............5890:8754=..............\begin{array}{cccccccccccccccccccc}{58}\\\hline{90}\end{array}{\rm{ : }}\begin{array}{cccccccccccccccccccc}{87}\\\hline{54}\end{array}{\rm{ = }}..............
Xem đáp án và lời giải
Mở lời giải câu 6

Câu 7

1 điểm
4:8712=...............4{\rm{ : }}\begin{array}{cccccccccccccccccccc}{87}\\\hline{12}\end{array}{\rm{ = }}...............1871:3=...............\begin{array}{cccccccccccccccccccc}{18}\\\hline{71}\end{array}{\rm{ : }}3{\rm{ = }}...............38:2=................\begin{array}{cccccccccccccccccccc}3\\\hline8\end{array}{\rm{ : }}2{\rm{ = }}................2:9723=...............2{\rm{ : }}\begin{array}{cccccccccccccccccccc}{97}\\\hline{23}\end{array}{\rm{ = }}...............
2:5911=...............2{\rm{ : }}\begin{array}{cccccccccccccccccccc}{59}\\\hline{11}\end{array}{\rm{ = }}...............3:7213=...............3{\rm{ : }}\begin{array}{cccccccccccccccccccc}{72}\\\hline{13}\end{array}{\rm{ = }}...............526:2=...............\begin{array}{cccccccccccccccccccc}5\\\hline{26}\end{array}{\rm{ : }}2{\rm{ = }}...............49:3=................\begin{array}{cccccccccccccccccccc}4\\\hline9\end{array}{\rm{ : }}3{\rm{ = }}................
511:4=................\begin{array}{cccccccccccccccccccc}5\\\hline{11}\end{array}{\rm{ : }}4{\rm{ = }}................4:9113=...............4{\rm{ : }}\begin{array}{cccccccccccccccccccc}{91}\\\hline{13}\end{array}{\rm{ = }}...............2:6730=...............2{\rm{ : }}\begin{array}{cccccccccccccccccccc}{67}\\\hline{30}\end{array}{\rm{ = }}...............1241:4=...............\begin{array}{cccccccccccccccccccc}{12}\\\hline{41}\end{array}{\rm{ : }}4{\rm{ = }}...............
4:9720=...............4{\rm{ : }}\begin{array}{cccccccccccccccccccc}{97}\\\hline{20}\end{array}{\rm{ = }}...............710:3=...............\begin{array}{cccccccccccccccccccc}7\\\hline{10}\end{array}{\rm{ : }}3{\rm{ = }}...............415:3=...............\begin{array}{cccccccccccccccccccc}4\\\hline{15}\end{array}{\rm{ : }}3{\rm{ = }}...............5:8011=...............5{\rm{ : }}\begin{array}{cccccccccccccccccccc}{80}\\\hline{11}\end{array}{\rm{ = }}...............
25:4=................\begin{array}{cccccccccccccccccccc}2\\\hline5\end{array}{\rm{ : }}4{\rm{ = }}................316:2=..............\begin{array}{cccccccccccccccccccc}3\\\hline{16}\end{array}{\rm{ : }}2{\rm{ = }}..............2:4821=...............2{\rm{ : }}\begin{array}{cccccccccccccccccccc}{48}\\\hline{21}\end{array}{\rm{ = }}...............2:8225=...............2{\rm{ : }}\begin{array}{cccccccccccccccccccc}{82}\\\hline{25}\end{array}{\rm{ = }}...............
407:8=...............\begin{array}{cccccccccccccccccccc}{40}\\\hline7\end{array}{\rm{ : }}8{\rm{ = }}...............2:3695=...............2{\rm{ : }}\begin{array}{cccccccccccccccccccc}{36}\\\hline{95}\end{array}{\rm{ = }}...............4:7813=...............4{\rm{ : }}\begin{array}{cccccccccccccccccccc}{78}\\\hline{13}\end{array}{\rm{ = }}...............512:5=...............\begin{array}{cccccccccccccccccccc}5\\\hline{12}\end{array}{\rm{ : }}5{\rm{ = }}...............
4:7614=...............4{\rm{ : }}\begin{array}{cccccccccccccccccccc}{76}\\\hline{14}\end{array}{\rm{ = }}...............1871:3=...............\begin{array}{cccccccccccccccccccc}{18}\\\hline{71}\end{array}{\rm{ : }}3{\rm{ = }}...............815:4=...............\begin{array}{cccccccccccccccccccc}8\\\hline{15}\end{array}{\rm{ : }}4{\rm{ = }}...............2:9229=...............2{\rm{ : }}\begin{array}{cccccccccccccccccccc}{92}\\\hline{29}\end{array}{\rm{ = }}...............
4:9026=..............4{\rm{ : }}\begin{array}{cccccccccccccccccccc}{90}\\\hline{26}\end{array}{\rm{ = }}..............4:9617=...............4{\rm{ : }}\begin{array}{cccccccccccccccccccc}{96}\\\hline{17}\end{array}{\rm{ = }}...............635:8=...............\begin{array}{cccccccccccccccccccc}6\\\hline{35}\end{array}{\rm{ : }}8{\rm{ = }}...............37:5=................\begin{array}{cccccccccccccccccccc}3\\\hline7\end{array}{\rm{ : }}5{\rm{ = }}................
514:3=...............\begin{array}{cccccccccccccccccccc}5\\\hline{14}\end{array}{\rm{ : }}3{\rm{ = }}...............2:7023=...............2{\rm{ : }}\begin{array}{cccccccccccccccccccc}{70}\\\hline{23}\end{array}{\rm{ = }}...............3:8125=...............3{\rm{ : }}\begin{array}{cccccccccccccccccccc}{81}\\\hline{25}\end{array}{\rm{ = }}...............547:3=...............\begin{array}{cccccccccccccccccccc}5\\\hline{47}\end{array}{\rm{ : }}3{\rm{ = }}...............
2:6916=...............2{\rm{ : }}\begin{array}{cccccccccccccccccccc}{69}\\\hline{16}\end{array}{\rm{ = }}...............718:4=...............\begin{array}{cccccccccccccccccccc}7\\\hline{18}\end{array}{\rm{ : }}4{\rm{ = }}...............8819:2=...............\begin{array}{cccccccccccccccccccc}{88}\\\hline{19}\end{array}{\rm{ : }}2{\rm{ = }}...............3:9910=...............3{\rm{ : }}\begin{array}{cccccccccccccccccccc}{99}\\\hline{10}\end{array}{\rm{ = }}...............
821:4=................\begin{array}{cccccccccccccccccccc}8\\\hline{21}\end{array}{\rm{ : }}4{\rm{ = }}................971:6=...............\begin{array}{cccccccccccccccccccc}9\\\hline{71}\end{array}{\rm{ : }}6{\rm{ = }}...............2:5812=...............2{\rm{ : }}\begin{array}{cccccccccccccccccccc}{58}\\\hline{12}\end{array}{\rm{ = }}...............5:4528=...............5{\rm{ : }}\begin{array}{cccccccccccccccccccc}{45}\\\hline{28}\end{array}{\rm{ = }}...............
635:9=...............\begin{array}{cccccccccccccccccccc}{63}\\\hline5\end{array}{\rm{ : }}9{\rm{ = }}...............2:7512=...............2{\rm{ : }}\begin{array}{cccccccccccccccccccc}{75}\\\hline{12}\end{array}{\rm{ = }}...............2:2215=...............{\rm{2 : }}\begin{array}{cccccccccccccccccccc}{22}\\\hline{15}\end{array}{\rm{ = }}...............4:1279=...............4{\rm{ : }}\begin{array}{cccccccccccccccccccc}{12}\\\hline{79}\end{array}{\rm{ = }}...............
3:8117=................3{\rm{ : }}\begin{array}{cccccccccccccccccccc}{81}\\\hline{17}\end{array}{\rm{ = }}................7611:4=...............\begin{array}{cccccccccccccccccccc}{76}\\\hline{11}\end{array}{\rm{ : }}4{\rm{ = }}...............625:3=................\begin{array}{cccccccccccccccccccc}6\\\hline{25}\end{array}{\rm{ : }}3{\rm{ = }}................3:1291=...............3{\rm{ : }}\begin{array}{cccccccccccccccccccc}{12}\\\hline{91}\end{array}{\rm{ = }}...............
5:7514=...............5{\rm{ : }}\begin{array}{cccccccccccccccccccc}{75}\\\hline{14}\end{array}{\rm{ = }}...............2:9415=...............2{\rm{ : }}\begin{array}{cccccccccccccccccccc}{94}\\\hline{15}\end{array}{\rm{ = }}...............9219:2=...............\begin{array}{cccccccccccccccccccc}{92}\\\hline{19}\end{array}{\rm{ : }}2{\rm{ = }}...............518:6=...............\begin{array}{cccccccccccccccccccc}5\\\hline{18}\end{array}{\rm{ : }}6{\rm{ = }}...............
724:5=...............\begin{array}{cccccccccccccccccccc}7\\\hline{24}\end{array}{\rm{ : }}5{\rm{ = }}...............4:2087=...............4{\rm{ : }}\begin{array}{cccccccccccccccccccc}{20}\\\hline{87}\end{array}{\rm{ = }}...............4:8617=...............4{\rm{ : }}\begin{array}{cccccccccccccccccccc}{86}\\\hline{17}\end{array}{\rm{ = }}...............517:17=..............\begin{array}{cccccccccccccccccccc}{51}\\\hline7\end{array}{\rm{ : }}17{\rm{ = }}..............
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