TopStudy

Đáp án và lời giải

Bài tập Toán lớp 2 Phép trừ (có nhớ) trong phạm vi 100 (có đáp án)

Về trang đề

Câu 1

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

−40  2‾    38\begin{array}{l}\underline { - \begin{array}{cccccccccccccccccccc}{40}\\{\,\,2}\end{array}} \\\,\,\,\,38\end{array}

−85  8‾   77\begin{array}{l}\underline { - \begin{array}{cccccccccccccccccccc}{85}\\{\,\,8}\end{array}} \\\,\,\,77\end{array}

−88  9‾    79\begin{array}{l}\underline { - \begin{array}{cccccccccccccccccccc}{88}\\{\,\,9}\end{array}} \\\,\,\,\,79\end{array}

−60  5‾    55\begin{array}{l}\underline { - \begin{array}{cccccccccccccccccccc}{60}\\{\,\,5}\end{array}} \\\,\,\,\,55\end{array}

−22  3‾    19\begin{array}{l}\underline { - \begin{array}{cccccccccccccccccccc}{22}\\{\,\,3}\end{array}} \\\,\,\,\,19\end{array}

−20  1‾    19\begin{array}{l}\underline { - \begin{array}{cccccccccccccccccccc}{20}\\{\,\,1}\end{array}} \\\,\,\,\,19\end{array}

−32  5‾   27\begin{array}{l}\underline { - \begin{array}{cccccccccccccccccccc}{32}\\{\,\,5}\end{array}} \\\,\,\,27\end{array}

−32  4‾   28\begin{array}{l}\underline { - \begin{array}{cccccccccccccccccccc}{32}\\{\,\,4}\end{array}} \\\,\,\,28\end{array}

Câu 2

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

−55  6‾   49\begin{array}{l}\underline { - \begin{array}{cccccccccccccccccccc}{55}\\{\,\,6}\end{array}} \\\,\,\,49\end{array}

−22  7‾    15\begin{array}{l}\underline { - \begin{array}{cccccccccccccccccccc}{22}\\{\,\,7}\end{array}} \\\,\,\,\,15\end{array}

−31  2‾   29\begin{array}{l}\underline { - \begin{array}{cccccccccccccccccccc}{31}\\{\,\,2}\end{array}} \\\,\,\,29\end{array}

−61   8‾    53\begin{array}{l}\underline { - \begin{array}{cccccccccccccccccccc}{61}\\{\,\,\,8}\end{array}} \\\,\,\,\,53\end{array}

−31  7‾   24\begin{array}{l}\underline { - \begin{array}{cccccccccccccccccccc}{31}\\{\,\,7}\end{array}} \\\,\,\,24\end{array}

−55  8‾   47\begin{array}{l}\underline { - \begin{array}{cccccccccccccccccccc}{55}\\{\,\,8}\end{array}} \\\,\,\,47\end{array}

−77  9‾   68\begin{array}{l}\underline { - \begin{array}{cccccccccccccccccccc}{77}\\{\,\,9}\end{array}} \\\,\,\,68\end{array}

−81  3‾   78\begin{array}{l}\underline { - \begin{array}{cccccccccccccccccccc}{81}\\{\,\,3}\end{array}} \\\,\,\,78\end{array}

Câu 3

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

−22  4‾    18\begin{array}{l}\underline { - \begin{array}{cccccccccccccccccccc}{22}\\{\,\,4}\end{array}} \\\,\,\,\,18\end{array}

−52  9‾   43\begin{array}{l}\underline { - \begin{array}{cccccccccccccccccccc}{52}\\{\,\,9}\end{array}} \\\,\,\,43\end{array}

−21  7‾   14\begin{array}{l}\underline { - \begin{array}{cccccccccccccccccccc}{21}\\{\,\,7}\end{array}} \\\,\,\,14\end{array}

−34  5‾   29\begin{array}{l}\underline { - \begin{array}{cccccccccccccccccccc}{34}\\{\,\,5}\end{array}} \\\,\,\,29\end{array}

−21  3‾    18\begin{array}{l}\underline { - \begin{array}{cccccccccccccccccccc}{21}\\{\,\,3}\end{array}} \\\,\,\,\,18\end{array}

−60  4‾    56\begin{array}{l}\underline { - \begin{array}{cccccccccccccccccccc}{60}\\{\,\,4}\end{array}} \\\,\,\,\,56\end{array}

−54  9‾   45\begin{array}{l}\underline { - \begin{array}{cccccccccccccccccccc}{54}\\{\,\,9}\end{array}} \\\,\,\,45\end{array}

−36  9‾   27\begin{array}{l}\underline { - \begin{array}{cccccccccccccccccccc}{36}\\{\,\,9}\end{array}} \\\,\,\,27\end{array}

Câu 4

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

−83  5‾   78\begin{array}{l}\underline { - \begin{array}{cccccccccccccccccccc}{83}\\{\,\,5}\end{array}} \\\,\,\,78\end{array}

−44  8‾   36\begin{array}{l}\underline { - \begin{array}{cccccccccccccccccccc}{44}\\{\,\,8}\end{array}} \\\,\,\,36\end{array}

−24  6‾    18\begin{array}{l}\underline { - \begin{array}{cccccccccccccccccccc}{24}\\{\,\,6}\end{array}} \\\,\,\,\,18\end{array}

−87  8‾   79\begin{array}{l}\underline { - \begin{array}{cccccccccccccccccccc}{87}\\{\,\,8}\end{array}} \\\,\,\,79\end{array}

−92  5‾   87\begin{array}{l}\underline { - \begin{array}{cccccccccccccccccccc}{92}\\{\,\,5}\end{array}} \\\,\,\,87\end{array}

−94  5‾   89\begin{array}{l}\underline { - \begin{array}{cccccccccccccccccccc}{94}\\{\,\,5}\end{array}} \\\,\,\,89\end{array}

−51  6‾   45\begin{array}{l}\underline { - \begin{array}{cccccccccccccccccccc}{51}\\{\,\,6}\end{array}} \\\,\,\,45\end{array}

−23   8‾    15\begin{array}{l}\underline { - \begin{array}{cccccccccccccccccccc}{23}\\{\,\,\,8}\end{array}} \\\,\,\,\,15\end{array}

Câu 5

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

−56  8‾   48\begin{array}{l}\underline { - \begin{array}{cccccccccccccccccccc}{56}\\{\,\,8}\end{array}} \\\,\,\,48\end{array}

−42  8‾   34\begin{array}{l}\underline { - \begin{array}{cccccccccccccccccccc}{42}\\{\,\,8}\end{array}} \\\,\,\,34\end{array}

−44  7‾   37\begin{array}{l}\underline { - \begin{array}{cccccccccccccccccccc}{44}\\{\,\,7}\end{array}} \\\,\,\,37\end{array}

−54  6‾    48\begin{array}{l}\underline { - \begin{array}{cccccccccccccccccccc}{54}\\{\,\,6}\end{array}} \\\,\,\,\,48\end{array}

−85   7‾    78\begin{array}{l}\underline { - \begin{array}{cccccccccccccccccccc}{85}\\{\,\,\,7}\end{array}} \\\,\,\,\,78\end{array}

−34   9‾    25\begin{array}{l}\underline { - \begin{array}{cccccccccccccccccccc}{34}\\{\,\,\,9}\end{array}} \\\,\,\,\,25\end{array}

−84  5‾   79\begin{array}{l}\underline { - \begin{array}{cccccccccccccccccccc}{84}\\{\,\,5}\end{array}} \\\,\,\,79\end{array}

−60  7‾   53\begin{array}{l}\underline { - \begin{array}{cccccccccccccccccccc}{60}\\{\,\,7}\end{array}} \\\,\,\,53\end{array}

Câu 6

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

−34  6‾   28\begin{array}{l}\underline { - \begin{array}{cccccccccccccccccccc}{34}\\{\,\,6}\end{array}} \\\,\,\,28\end{array}

−51  3‾   48\begin{array}{l}\underline { - \begin{array}{cccccccccccccccccccc}{51}\\{\,\,3}\end{array}} \\\,\,\,48\end{array}

−91  2‾   89\begin{array}{l}\underline { - \begin{array}{cccccccccccccccccccc}{91}\\{\,\,2}\end{array}} \\\,\,\,89\end{array}

−60  9‾    51\begin{array}{l}\underline { - \begin{array}{cccccccccccccccccccc}{60}\\{\,\,9}\end{array}} \\\,\,\,\,51\end{array}

−74  8‾    66\begin{array}{l}\underline { - \begin{array}{cccccccccccccccccccc}{74}\\{\,\,8}\end{array}} \\\,\,\,\,66\end{array}

−95  9‾    86\begin{array}{l}\underline { - \begin{array}{cccccccccccccccccccc}{95}\\{\,\,9}\end{array}} \\\,\,\,\,86\end{array}

−53  9‾    44\begin{array}{l}\underline { - \begin{array}{cccccccccccccccccccc}{53}\\{\,\,9}\end{array}} \\\,\,\,\,44\end{array}

−30   1‾    29\begin{array}{l}\underline { - \begin{array}{cccccccccccccccccccc}{30}\\{\,\,\,1}\end{array}} \\\,\,\,\,29\end{array}

Câu 7

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

−36   9‾    27\begin{array}{l}\underline { - \begin{array}{cccccccccccccccccccc}{36}\\{\,\,\,9}\end{array}} \\\,\,\,\,27\end{array}

−42   3‾    39\begin{array}{l}\underline { - \begin{array}{cccccccccccccccccccc}{42}\\{\,\,\,3}\end{array}} \\\,\,\,\,39\end{array}

−33  6‾    27\begin{array}{l}\underline { - \begin{array}{cccccccccccccccccccc}{33}\\{\,\,6}\end{array}} \\\,\,\,\,27\end{array}

−81  4‾   77\begin{array}{l}\underline { - \begin{array}{cccccccccccccccccccc}{81}\\{\,\,4}\end{array}} \\\,\,\,77\end{array}

−25  9‾    16\begin{array}{l}\underline { - \begin{array}{cccccccccccccccccccc}{25}\\{\,\,9}\end{array}} \\\,\,\,\,16\end{array}

−26  8‾    18\begin{array}{l}\underline { - \begin{array}{cccccccccccccccccccc}{26}\\{\,\,8}\end{array}} \\\,\,\,\,18\end{array}

−72  9‾    63\begin{array}{l}\underline { - \begin{array}{cccccccccccccccccccc}{72}\\{\,\,9}\end{array}} \\\,\,\,\,63\end{array}

−62  7‾    55\begin{array}{l}\underline { - \begin{array}{cccccccccccccccccccc}{62}\\{\,\,7}\end{array}} \\\,\,\,\,55\end{array}

Câu 8

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

−51  6‾   45\begin{array}{l}\underline { - \begin{array}{cccccccccccccccccccc}{51}\\{\,\,6}\end{array}} \\\,\,\,45\end{array}

−46  8‾    38\begin{array}{l}\underline { - \begin{array}{cccccccccccccccccccc}{46}\\{\,\,8}\end{array}} \\\,\,\,\,38\end{array}

−80  3‾    77\begin{array}{l}\underline { - \begin{array}{cccccccccccccccccccc}{80}\\{\,\,3}\end{array}} \\\,\,\,\,77\end{array}

−51  9‾   42\begin{array}{l}\underline { - \begin{array}{cccccccccccccccccccc}{51}\\{\,\,9}\end{array}} \\\,\,\,42\end{array}

−71  2‾   69\begin{array}{l}\underline { - \begin{array}{cccccccccccccccccccc}{71}\\{\,\,2}\end{array}} \\\,\,\,69\end{array}

−36  7‾   29\begin{array}{l}\underline { - \begin{array}{cccccccccccccccccccc}{36}\\{\,\,7}\end{array}} \\\,\,\,29\end{array}

−43  8‾    35\begin{array}{l}\underline { - \begin{array}{cccccccccccccccccccc}{43}\\{\,\,8}\end{array}} \\\,\,\,\,35\end{array}

−33  4‾   29\begin{array}{l}\underline { - \begin{array}{cccccccccccccccccccc}{33}\\{\,\,4}\end{array}} \\\,\,\,29\end{array}

Câu 9

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

−80  6‾    74\begin{array}{l}\underline { - \begin{array}{cccccccccccccccccccc}{80}\\{\,\,6}\end{array}} \\\,\,\,\,74\end{array}

−26  7‾    19\begin{array}{l}\underline { - \begin{array}{cccccccccccccccccccc}{26}\\{\,\,7}\end{array}} \\\,\,\,\,19\end{array}

−55  8‾    47\begin{array}{l}\underline { - \begin{array}{cccccccccccccccccccc}{55}\\{\,\,8}\end{array}} \\\,\,\,\,47\end{array}

−77  9‾    68\begin{array}{l}\underline { - \begin{array}{cccccccccccccccccccc}{77}\\{\,\,9}\end{array}} \\\,\,\,\,68\end{array}

−71  5‾    66\begin{array}{l}\underline { - \begin{array}{cccccccccccccccccccc}{71}\\{\,\,5}\end{array}} \\\,\,\,\,66\end{array}

−72  8‾    64\begin{array}{l}\underline { - \begin{array}{cccccccccccccccccccc}{72}\\{\,\,8}\end{array}} \\\,\,\,\,64\end{array}

−53  4‾    49\begin{array}{l}\underline { - \begin{array}{cccccccccccccccccccc}{53}\\{\,\,4}\end{array}} \\\,\,\,\,49\end{array}

−68   9‾    59\begin{array}{l}\underline { - \begin{array}{cccccccccccccccccccc}{68}\\{\,\,\,9}\end{array}} \\\,\,\,\,59\end{array}

Câu 10

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

−66  7‾    59\begin{array}{l}\underline { - \begin{array}{cccccccccccccccccccc}{66}\\{\,\,7}\end{array}} \\\,\,\,\,59\end{array}

−54  8‾    46\begin{array}{l}\underline { - \begin{array}{cccccccccccccccccccc}{54}\\{\,\,8}\end{array}} \\\,\,\,\,46\end{array}

−71  9‾    62\begin{array}{l}\underline { - \begin{array}{cccccccccccccccccccc}{71}\\{\,\,9}\end{array}} \\\,\,\,\,62\end{array}

−22  6‾    16\begin{array}{l}\underline { - \begin{array}{cccccccccccccccccccc}{22}\\{\,\,6}\end{array}} \\\,\,\,\,16\end{array}

−92   5‾    87\begin{array}{l}\underline { - \begin{array}{cccccccccccccccccccc}{92}\\{\,\,\,5}\end{array}} \\\,\,\,\,87\end{array}

−43  7‾    36\begin{array}{l}\underline { - \begin{array}{cccccccccccccccccccc}{43}\\{\,\,7}\end{array}} \\\,\,\,\,36\end{array}

−43   8‾    35\begin{array}{l}\underline { - \begin{array}{cccccccccccccccccccc}{43}\\{\,\,\,8}\end{array}} \\\,\,\,\,35\end{array}

−44  7‾    37\begin{array}{l}\underline { - \begin{array}{cccccccccccccccccccc}{44}\\{\,\,7}\end{array}} \\\,\,\,\,37\end{array}

Câu 11

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

−61  8‾    53\begin{array}{l}\underline { - \begin{array}{cccccccccccccccccccc}{61}\\{\,\,8}\end{array}} \\\,\,\,\,53\end{array}

−30  7‾    23\begin{array}{l}\underline { - \begin{array}{cccccccccccccccccccc}{30}\\{\,\,7}\end{array}} \\\,\,\,\,23\end{array}

−25  6‾    19\begin{array}{l}\underline { - \begin{array}{cccccccccccccccccccc}{25}\\{\,\,6}\end{array}} \\\,\,\,\,19\end{array}

−31  9‾    22\begin{array}{l}\underline { - \begin{array}{cccccccccccccccccccc}{31}\\{\,\,9}\end{array}} \\\,\,\,\,22\end{array}

−31   5‾    26\begin{array}{l}\underline { - \begin{array}{cccccccccccccccccccc}{31}\\{\,\,\,5}\end{array}} \\\,\,\,\,26\end{array}

−63   9‾    54\begin{array}{l}\underline { - \begin{array}{cccccccccccccccccccc}{63}\\{\,\,\,9}\end{array}} \\\,\,\,\,54\end{array}

−36  7‾    29\begin{array}{l}\underline { - \begin{array}{cccccccccccccccccccc}{36}\\{\,\,7}\end{array}} \\\,\,\,\,29\end{array}

−23  5‾    18\begin{array}{l}\underline { - \begin{array}{cccccccccccccccccccc}{23}\\{\,\,5}\end{array}} \\\,\,\,\,18\end{array}

Câu 12

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

−9136‾    55\begin{array}{l}\underline { - \begin{array}{cccccccccccccccccccc}{91}\\{36}\end{array}} \\\,\,\,\,55\end{array}

−6133‾    28\begin{array}{l}\underline { - \begin{array}{cccccccccccccccccccc}{61}\\{33}\end{array}} \\\,\,\,\,28\end{array}

−6528‾    37\begin{array}{l}\underline { - \begin{array}{cccccccccccccccccccc}{65}\\{28}\end{array}} \\\,\,\,\,37\end{array}

−6224‾    38\begin{array}{l}\underline { - \begin{array}{cccccccccccccccccccc}{62}\\{24}\end{array}} \\\,\,\,\,38\end{array}

−7246‾    26\begin{array}{l}\underline { - \begin{array}{cccccccccccccccccccc}{72}\\{46}\end{array}} \\\,\,\,\,26\end{array}

−5045‾       5\begin{array}{l}\underline { - \begin{array}{cccccccccccccccccccc}{50}\\{45}\end{array}} \\\,\,\,\,\,\,\,5\end{array}

−6229‾    33\begin{array}{l}\underline { - \begin{array}{cccccccccccccccccccc}{62}\\{29}\end{array}} \\\,\,\,\,33\end{array}

−8429‾    55\begin{array}{l}\underline { - \begin{array}{cccccccccccccccccccc}{84}\\{29}\end{array}} \\\,\,\,\,55\end{array}

Câu 13

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

−82  6‾   76\begin{array}{l}\underline { - \begin{array}{cccccccccccccccccccc}{82}\\{\,\,6}\end{array}} \\\,\,\,76\end{array}

−41  4‾   37\begin{array}{l}\underline { - \begin{array}{cccccccccccccccccccc}{41}\\{\,\,4}\end{array}} \\\,\,\,37\end{array}

−65   7‾    58\begin{array}{l}\underline { - \begin{array}{cccccccccccccccccccc}{65}\\{\,\,\,7}\end{array}} \\\,\,\,\,58\end{array}

−64  8‾    56\begin{array}{l}\underline { - \begin{array}{cccccccccccccccccccc}{64}\\{\,\,8}\end{array}} \\\,\,\,\,56\end{array}

−53  7‾   46\begin{array}{l}\underline { - \begin{array}{cccccccccccccccccccc}{53}\\{\,\,7}\end{array}} \\\,\,\,46\end{array}

−50  8‾   42\begin{array}{l}\underline { - \begin{array}{cccccccccccccccccccc}{50}\\{\,\,8}\end{array}} \\\,\,\,42\end{array}

−75  7‾    68\begin{array}{l}\underline { - \begin{array}{cccccccccccccccccccc}{75}\\{\,\,7}\end{array}} \\\,\,\,\,68\end{array}

−73  6‾    67\begin{array}{l}\underline { - \begin{array}{cccccccccccccccccccc}{73}\\{\,\,6}\end{array}} \\\,\,\,\,67\end{array}

Câu 14

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

−7428‾    46\begin{array}{l}\underline { - \begin{array}{cccccccccccccccccccc}{74}\\{28}\end{array}} \\\,\,\,\,46\end{array}

−9018‾    72\begin{array}{l}\underline { - \begin{array}{cccccccccccccccccccc}{90}\\{18}\end{array}} \\\,\,\,\,72\end{array}

−5339‾    14\begin{array}{l}\underline { - \begin{array}{cccccccccccccccccccc}{53}\\{39}\end{array}} \\\,\,\,\,14\end{array}

−9318‾   75\begin{array}{l}\underline { - \begin{array}{cccccccccccccccccccc}{93}\\{18}\end{array}} \\\,\,\,75\end{array}

−7112‾    59\begin{array}{l}\underline { - \begin{array}{cccccccccccccccccccc}{71}\\{12}\end{array}} \\\,\,\,\,59\end{array}

−3019‾    11\begin{array}{l}\underline { - \begin{array}{cccccccccccccccccccc}{30}\\{19}\end{array}} \\\,\,\,\,11\end{array}

−5518‾   37\begin{array}{l}\underline { - \begin{array}{cccccccccccccccccccc}{55}\\{18}\end{array}} \\\,\,\,37\end{array}

−7125‾    46\begin{array}{l}\underline { - \begin{array}{cccccccccccccccccccc}{71}\\{25}\end{array}} \\\,\,\,\,46\end{array}

Câu 15

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

−5429‾    25\begin{array}{l}\underline { - \begin{array}{cccccccccccccccccccc}{54}\\{29}\end{array}} \\\,\,\,\,25\end{array}

−8657‾    29\begin{array}{l}\underline { - \begin{array}{cccccccccccccccccccc}{86}\\{57}\end{array}} \\\,\,\,\,29\end{array}

−4618‾    28\begin{array}{l}\underline { - \begin{array}{cccccccccccccccccccc}{46}\\{18}\end{array}} \\\,\,\,\,28\end{array}

−8126‾    55\begin{array}{l}\underline { - \begin{array}{cccccccccccccccccccc}{81}\\{26}\end{array}} \\\,\,\,\,55\end{array}

−7255‾    17\begin{array}{l}\underline { - \begin{array}{cccccccccccccccccccc}{72}\\{55}\end{array}} \\\,\,\,\,17\end{array}

−9437‾    57\begin{array}{l}\underline { - \begin{array}{cccccccccccccccccccc}{94}\\{37}\end{array}} \\\,\,\,\,57\end{array}

−5014‾    36\begin{array}{l}\underline { - \begin{array}{cccccccccccccccccccc}{50}\\{14}\end{array}} \\\,\,\,\,36\end{array}

−9679‾    17\begin{array}{l}\underline { - \begin{array}{cccccccccccccccccccc}{96}\\{79}\end{array}} \\\,\,\,\,17\end{array}

Câu 16

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

−4028‾    12\begin{array}{l}\underline { - \begin{array}{cccccccccccccccccccc}{40}\\{28}\end{array}} \\\,\,\,\,12\end{array}

−7055‾    15\begin{array}{l}\underline { - \begin{array}{cccccccccccccccccccc}{70}\\{55}\end{array}} \\\,\,\,\,15\end{array}

−4526‾    19\begin{array}{l}\underline { - \begin{array}{cccccccccccccccccccc}{45}\\{26}\end{array}} \\\,\,\,\,19\end{array}

−5319‾    34\begin{array}{l}\underline { - \begin{array}{cccccccccccccccccccc}{53}\\{19}\end{array}} \\\,\,\,\,34\end{array}

−3012‾    18\begin{array}{l}\underline { - \begin{array}{cccccccccccccccccccc}{30}\\{12}\end{array}} \\\,\,\,\,18\end{array}

−6234‾    28\begin{array}{l}\underline { - \begin{array}{cccccccccccccccccccc}{62}\\{34}\end{array}} \\\,\,\,\,28\end{array}

−9266‾    26\begin{array}{l}\underline { - \begin{array}{cccccccccccccccccccc}{92}\\{66}\end{array}} \\\,\,\,\,26\end{array}

−8335‾    48\begin{array}{l}\underline { - \begin{array}{cccccccccccccccccccc}{83}\\{35}\end{array}} \\\,\,\,\,48\end{array}

Câu 17

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

−6023‾    37\begin{array}{l}\underline { - \begin{array}{cccccccccccccccccccc}{60}\\{23}\end{array}} \\\,\,\,\,37\end{array}

−8429‾    55\begin{array}{l}\underline { - \begin{array}{cccccccccccccccccccc}{84}\\{29}\end{array}} \\\,\,\,\,55\end{array}

−8546‾    39\begin{array}{l}\underline { - \begin{array}{cccccccccccccccccccc}{85}\\{46}\end{array}} \\\,\,\,\,39\end{array}

−8112‾    69\begin{array}{l}\underline { - \begin{array}{cccccccccccccccccccc}{81}\\{12}\end{array}} \\\,\,\,\,69\end{array}

−8223‾    59\begin{array}{l}\underline { - \begin{array}{cccccccccccccccccccc}{82}\\{23}\end{array}} \\\,\,\,\,59\end{array}

−9338‾    55\begin{array}{l}\underline { - \begin{array}{cccccccccccccccccccc}{93}\\{38}\end{array}} \\\,\,\,\,55\end{array}

−5215‾    37\begin{array}{l}\underline { - \begin{array}{cccccccccccccccccccc}{52}\\{15}\end{array}} \\\,\,\,\,37\end{array}

−7647‾    29\begin{array}{l}\underline { - \begin{array}{cccccccccccccccccccc}{76}\\{47}\end{array}} \\\,\,\,\,29\end{array}

Câu 18

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

−8047‾    33\begin{array}{l}\underline { - \begin{array}{cccccccccccccccccccc}{80}\\{47}\end{array}} \\\,\,\,\,33\end{array}

−4036‾       4\begin{array}{l}\underline { - \begin{array}{cccccccccccccccccccc}{40}\\{36}\end{array}} \\\,\,\,\,\,\,\,4\end{array}

−6449‾    15\begin{array}{l}\underline { - \begin{array}{cccccccccccccccccccc}{64}\\{49}\end{array}} \\\,\,\,\,15\end{array}

−7233‾    39\begin{array}{l}\underline { - \begin{array}{cccccccccccccccccccc}{72}\\{33}\end{array}} \\\,\,\,\,39\end{array}

−6041‾    19\begin{array}{l}\underline { - \begin{array}{cccccccccccccccccccc}{60}\\{41}\end{array}} \\\,\,\,\,19\end{array}

−3218‾    14\begin{array}{l}\underline { - \begin{array}{cccccccccccccccccccc}{32}\\{18}\end{array}} \\\,\,\,\,14\end{array}

−7529‾    46\begin{array}{l}\underline { - \begin{array}{cccccccccccccccccccc}{75}\\{29}\end{array}} \\\,\,\,\,46\end{array}

−5018‾    32\begin{array}{l}\underline { - \begin{array}{cccccccccccccccccccc}{50}\\{18}\end{array}} \\\,\,\,\,32\end{array}

Câu 19

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

−6037‾    23\begin{array}{l}\underline { - \begin{array}{cccccccccccccccccccc}{60}\\{37}\end{array}} \\\,\,\,\,23\end{array}

−7327‾    46\begin{array}{l}\underline { - \begin{array}{cccccccccccccccccccc}{73}\\{27}\end{array}} \\\,\,\,\,46\end{array}

−7023‾    47\begin{array}{l}\underline { - \begin{array}{cccccccccccccccccccc}{70}\\{23}\end{array}} \\\,\,\,\,47\end{array}

−5246‾       6\begin{array}{l}\underline { - \begin{array}{cccccccccccccccccccc}{52}\\{46}\end{array}} \\\,\,\,\,\,\,\,6\end{array}

−6328‾    35\begin{array}{l}\underline { - \begin{array}{cccccccccccccccccccc}{63}\\{28}\end{array}} \\\,\,\,\,35\end{array}

−2719‾       8\begin{array}{l}\underline { - \begin{array}{cccccccccccccccccccc}{27}\\{19}\end{array}} \\\,\,\,\,\,\,\,8\end{array}

−8365‾    18\begin{array}{l}\underline { - \begin{array}{cccccccccccccccccccc}{83}\\{65}\end{array}} \\\,\,\,\,18\end{array}

−7237‾    35\begin{array}{l}\underline { - \begin{array}{cccccccccccccccccccc}{72}\\{37}\end{array}} \\\,\,\,\,35\end{array}

Câu 20

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

−7127‾    44\begin{array}{l}\underline { - \begin{array}{cccccccccccccccccccc}{71}\\{27}\end{array}} \\\,\,\,\,44\end{array}

−6639‾    27\begin{array}{l}\underline { - \begin{array}{cccccccccccccccccccc}{66}\\{39}\end{array}} \\\,\,\,\,27\end{array}

−5547‾       8\begin{array}{l}\underline { - \begin{array}{cccccccccccccccccccc}{55}\\{47}\end{array}} \\\,\,\,\,\,\,\,8\end{array}

−4426‾    18\begin{array}{l}\underline { - \begin{array}{cccccccccccccccccccc}{44}\\{26}\end{array}} \\\,\,\,\,18\end{array}

−7046‾    24\begin{array}{l}\underline { - \begin{array}{cccccccccccccccccccc}{70}\\{46}\end{array}} \\\,\,\,\,24\end{array}

−8214‾    68\begin{array}{l}\underline { - \begin{array}{cccccccccccccccccccc}{82}\\{14}\end{array}} \\\,\,\,\,68\end{array}

−6337‾    26\begin{array}{l}\underline { - \begin{array}{cccccccccccccccccccc}{63}\\{37}\end{array}} \\\,\,\,\,26\end{array}

−8628‾    58\begin{array}{l}\underline { - \begin{array}{cccccccccccccccccccc}{86}\\{28}\end{array}} \\\,\,\,\,58\end{array}

Câu 21

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

−5516‾    39\begin{array}{l}\underline { - \begin{array}{cccccccccccccccccccc}{55}\\{16}\end{array}} \\\,\,\,\,39\end{array}

−4119‾   22\begin{array}{l}\underline { - \begin{array}{cccccccccccccccccccc}{41}\\{19}\end{array}} \\\,\,\,22\end{array}

−5639‾    17\begin{array}{l}\underline { - \begin{array}{cccccccccccccccccccc}{56}\\{39}\end{array}} \\\,\,\,\,17\end{array}

−7337‾    36\begin{array}{l}\underline { - \begin{array}{cccccccccccccccccccc}{73}\\{37}\end{array}} \\\,\,\,\,36\end{array}

−8778‾       9\begin{array}{l}\underline { - \begin{array}{cccccccccccccccccccc}{87}\\{78}\end{array}} \\\,\,\,\,\,\,\,9\end{array}

−9527‾    68\begin{array}{l}\underline { - \begin{array}{cccccccccccccccccccc}{95}\\{27}\end{array}} \\\,\,\,\,68\end{array}

−2415‾       9\begin{array}{l}\underline { - \begin{array}{cccccccccccccccccccc}{24}\\{15}\end{array}} \\\,\,\,\,\,\,\,9\end{array}

−4426‾    18\begin{array}{l}\underline { - \begin{array}{cccccccccccccccccccc}{44}\\{26}\end{array}} \\\,\,\,\,18\end{array}

Câu 22

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

−4129‾    12\begin{array}{l}\underline { - \begin{array}{cccccccccccccccccccc}{41}\\{29}\end{array}} \\\,\,\,\,12\end{array}

−8457‾    27\begin{array}{l}\underline { - \begin{array}{cccccccccccccccccccc}{84}\\{57}\end{array}} \\\,\,\,\,27\end{array}

−5326‾    27\begin{array}{l}\underline { - \begin{array}{cccccccccccccccccccc}{53}\\{26}\end{array}} \\\,\,\,\,27\end{array}

−6134‾    27\begin{array}{l}\underline { - \begin{array}{cccccccccccccccccccc}{61}\\{34}\end{array}} \\\,\,\,\,27\end{array}

−6133‾    28\begin{array}{l}\underline { - \begin{array}{cccccccccccccccccccc}{61}\\{33}\end{array}} \\\,\,\,\,28\end{array}

−8239‾    43\begin{array}{l}\underline { - \begin{array}{cccccccccccccccccccc}{82}\\{39}\end{array}} \\\,\,\,\,43\end{array}

−7215‾    57\begin{array}{l}\underline { - \begin{array}{cccccccccccccccccccc}{72}\\{15}\end{array}} \\\,\,\,\,57\end{array}

−4415‾    29\begin{array}{l}\underline { - \begin{array}{cccccccccccccccccccc}{44}\\{15}\end{array}} \\\,\,\,\,29\end{array}

Câu 23

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

−5027‾    23\begin{array}{l}\underline { - \begin{array}{cccccccccccccccccccc}{50}\\{27}\end{array}} \\\,\,\,\,23\end{array}

−5639‾    17\begin{array}{l}\underline { - \begin{array}{cccccccccccccccccccc}{56}\\{39}\end{array}} \\\,\,\,\,17\end{array}

−6226‾    36\begin{array}{l}\underline { - \begin{array}{cccccccccccccccccccc}{62}\\{26}\end{array}} \\\,\,\,\,36\end{array}

−7122‾    49\begin{array}{l}\underline { - \begin{array}{cccccccccccccccccccc}{71}\\{22}\end{array}} \\\,\,\,\,49\end{array}

−7429‾    45\begin{array}{l}\underline { - \begin{array}{cccccccccccccccccccc}{74}\\{29}\end{array}} \\\,\,\,\,45\end{array}

−8447‾    37\begin{array}{l}\underline { - \begin{array}{cccccccccccccccccccc}{84}\\{47}\end{array}} \\\,\,\,\,37\end{array}

−9354‾    39\begin{array}{l}\underline { - \begin{array}{cccccccccccccccccccc}{93}\\{54}\end{array}} \\\,\,\,\,39\end{array}

−3013‾    17\begin{array}{l}\underline { - \begin{array}{cccccccccccccccccccc}{30}\\{13}\end{array}} \\\,\,\,\,17\end{array}

Câu 24

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

−7255‾    17\begin{array}{l}\underline { - \begin{array}{cccccccccccccccccccc}{72}\\{55}\end{array}} \\\,\,\,\,17\end{array}

−4618‾    28\begin{array}{l}\underline { - \begin{array}{cccccccccccccccccccc}{46}\\{18}\end{array}} \\\,\,\,\,28\end{array}

−5246‾       6\begin{array}{l}\underline { - \begin{array}{cccccccccccccccccccc}{52}\\{46}\end{array}} \\\,\,\,\,\,\,\,6\end{array}

−8126‾    55\begin{array}{l}\underline { - \begin{array}{cccccccccccccccccccc}{81}\\{26}\end{array}} \\\,\,\,\,55\end{array}

−5319‾    34\begin{array}{l}\underline { - \begin{array}{cccccccccccccccccccc}{53}\\{19}\end{array}} \\\,\,\,\,34\end{array}

−3218‾    14\begin{array}{l}\underline { - \begin{array}{cccccccccccccccccccc}{32}\\{18}\end{array}} \\\,\,\,\,14\end{array}

−4426‾    18\begin{array}{l}\underline { - \begin{array}{cccccccccccccccccccc}{44}\\{26}\end{array}} \\\,\,\,\,18\end{array}

−6023‾    37\begin{array}{l}\underline { - \begin{array}{cccccccccccccccccccc}{60}\\{23}\end{array}} \\\,\,\,\,37\end{array}

Câu 25

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

−4217‾    25\begin{array}{l}\underline { - \begin{array}{cccccccccccccccccccc}{42}\\{17}\end{array}} \\\,\,\,\,25\end{array}

−9679‾    17\begin{array}{l}\underline { - \begin{array}{cccccccccccccccccccc}{96}\\{79}\end{array}} \\\,\,\,\,17\end{array}

−7233‾    39\begin{array}{l}\underline { - \begin{array}{cccccccccccccccccccc}{72}\\{33}\end{array}} \\\,\,\,\,39\end{array}

−4526‾    19\begin{array}{l}\underline { - \begin{array}{cccccccccccccccccccc}{45}\\{26}\end{array}} \\\,\,\,\,19\end{array}

−5014‾    36\begin{array}{l}\underline { - \begin{array}{cccccccccccccccccccc}{50}\\{14}\end{array}} \\\,\,\,\,36\end{array}

−3012‾    18\begin{array}{l}\underline { - \begin{array}{cccccccccccccccccccc}{30}\\{12}\end{array}} \\\,\,\,\,18\end{array}

−5326‾    27\begin{array}{l}\underline { - \begin{array}{cccccccccccccccccccc}{53}\\{26}\end{array}} \\\,\,\,\,27\end{array}

−8778‾       9\begin{array}{l}\underline { - \begin{array}{cccccccccccccccccccc}{87}\\{78}\end{array}} \\\,\,\,\,\,\,\,9\end{array}

Câu 26

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

−6023‾    37\begin{array}{l}\underline { - \begin{array}{cccccccccccccccccccc}{60}\\{23}\end{array}} \\\,\,\,\,37\end{array}

−8728‾    59\begin{array}{l}\underline { - \begin{array}{cccccccccccccccccccc}{87}\\{28}\end{array}} \\\,\,\,\,59\end{array}

−6528‾    37\begin{array}{l}\underline { - \begin{array}{cccccccccccccccccccc}{65}\\{28}\end{array}} \\\,\,\,\,37\end{array}

−7618‾    58\begin{array}{l}\underline { - \begin{array}{cccccccccccccccccccc}{76}\\{18}\end{array}} \\\,\,\,\,58\end{array}

−8337‾    46\begin{array}{l}\underline { - \begin{array}{cccccccccccccccccccc}{83}\\{37}\end{array}} \\\,\,\,\,46\end{array}

−2316‾       7\begin{array}{l}\underline { - \begin{array}{cccccccccccccccccccc}{23}\\{16}\end{array}} \\\,\,\,\,\,\,\,7\end{array}

−9559‾    36\begin{array}{l}\underline { - \begin{array}{cccccccccccccccccccc}{95}\\{59}\end{array}} \\\,\,\,\,36\end{array}

−3318‾    15\begin{array}{l}\underline { - \begin{array}{cccccccccccccccccccc}{33}\\{18}\end{array}} \\\,\,\,\,15\end{array}

Câu 27

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

−9173‾    18\begin{array}{l}\underline { - \begin{array}{cccccccccccccccccccc}{91}\\{73}\end{array}} \\\,\,\,\,18\end{array}

−8065‾    15\begin{array}{l}\underline { - \begin{array}{cccccccccccccccccccc}{80}\\{65}\end{array}} \\\,\,\,\,15\end{array}

−8427‾    57\begin{array}{l}\underline { - \begin{array}{cccccccccccccccccccc}{84}\\{27}\end{array}} \\\,\,\,\,57\end{array}

−3819‾    19\begin{array}{l}\underline { - \begin{array}{cccccccccccccccccccc}{38}\\{19}\end{array}} \\\,\,\,\,19\end{array}

−9559‾    36\begin{array}{l}\underline { - \begin{array}{cccccccccccccccccccc}{95}\\{59}\end{array}} \\\,\,\,\,36\end{array}

−6729‾    38\begin{array}{l}\underline { - \begin{array}{cccccccccccccccccccc}{67}\\{29}\end{array}} \\\,\,\,\,38\end{array}

−7122‾    49\begin{array}{l}\underline { - \begin{array}{cccccccccccccccccccc}{71}\\{22}\end{array}} \\\,\,\,\,49\end{array}

−6023‾    37\begin{array}{l}\underline { - \begin{array}{cccccccccccccccccccc}{60}\\{23}\end{array}} \\\,\,\,\,37\end{array}

Câu 28

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

−6227‾    35\begin{array}{l}\underline { - \begin{array}{cccccccccccccccccccc}{62}\\{27}\end{array}} \\\,\,\,\,35\end{array}

−8059‾    21\begin{array}{l}\underline { - \begin{array}{cccccccccccccccccccc}{80}\\{59}\end{array}} \\\,\,\,\,21\end{array}

−4415‾    29\begin{array}{l}\underline { - \begin{array}{cccccccccccccccccccc}{44}\\{15}\end{array}} \\\,\,\,\,29\end{array}

−3316‾    17\begin{array}{l}\underline { - \begin{array}{cccccccccccccccccccc}{33}\\{16}\end{array}} \\\,\,\,\,17\end{array}

−7055‾    15\begin{array}{l}\underline { - \begin{array}{cccccccccccccccccccc}{70}\\{55}\end{array}} \\\,\,\,\,15\end{array}

−6449‾    15\begin{array}{l}\underline { - \begin{array}{cccccccccccccccccccc}{64}\\{49}\end{array}} \\\,\,\,\,15\end{array}

−5326‾    27\begin{array}{l}\underline { - \begin{array}{cccccccccccccccccccc}{53}\\{26}\end{array}} \\\,\,\,\,27\end{array}

−3012‾    18\begin{array}{l}\underline { - \begin{array}{cccccccccccccccccccc}{30}\\{12}\end{array}} \\\,\,\,\,18\end{array}

Câu 29

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

−2415‾       9\begin{array}{l}\underline { - \begin{array}{cccccccccccccccccccc}{24}\\{15}\end{array}} \\\,\,\,\,\,\,\,9\end{array}

−5429‾    25\begin{array}{l}\underline { - \begin{array}{cccccccccccccccccccc}{54}\\{29}\end{array}} \\\,\,\,\,25\end{array}

−7125‾    46\begin{array}{l}\underline { - \begin{array}{cccccccccccccccccccc}{71}\\{25}\end{array}} \\\,\,\,\,46\end{array}

−7255‾    17\begin{array}{l}\underline { - \begin{array}{cccccccccccccccccccc}{72}\\{55}\end{array}} \\\,\,\,\,17\end{array}

−6227‾    35\begin{array}{l}\underline { - \begin{array}{cccccccccccccccccccc}{62}\\{27}\end{array}} \\\,\,\,\,35\end{array}

−8335‾    48\begin{array}{l}\underline { - \begin{array}{cccccccccccccccccccc}{83}\\{35}\end{array}} \\\,\,\,\,48\end{array}

−6023‾    37\begin{array}{l}\underline { - \begin{array}{cccccccccccccccccccc}{60}\\{23}\end{array}} \\\,\,\,\,37\end{array}

−7246‾    26\begin{array}{l}\underline { - \begin{array}{cccccccccccccccccccc}{72}\\{46}\end{array}} \\\,\,\,\,26\end{array}

Câu 30

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

−9559‾    36\begin{array}{l}\underline { - \begin{array}{cccccccccccccccccccc}{95}\\{59}\end{array}} \\\,\,\,\,36\end{array}

−6254‾       8\begin{array}{l}\underline { - \begin{array}{cccccccccccccccccccc}{62}\\{54}\end{array}} \\\,\,\,\,\,\,\,8\end{array}

−8072‾       8\begin{array}{l}\underline { - \begin{array}{cccccccccccccccccccc}{80}\\{72}\end{array}} \\\,\,\,\,\,\,\,8\end{array}

−8448‾    36\begin{array}{l}\underline { - \begin{array}{cccccccccccccccccccc}{84}\\{48}\end{array}} \\\,\,\,\,36\end{array}

−9136‾    55\begin{array}{l}\underline { - \begin{array}{cccccccccccccccccccc}{91}\\{36}\end{array}} \\\,\,\,\,55\end{array}

−6227‾    35\begin{array}{l}\underline { - \begin{array}{cccccccccccccccccccc}{62}\\{27}\end{array}} \\\,\,\,\,35\end{array}

−6224‾    38\begin{array}{l}\underline { - \begin{array}{cccccccccccccccccccc}{62}\\{24}\end{array}} \\\,\,\,\,38\end{array}

−8112‾    69\begin{array}{l}\underline { - \begin{array}{cccccccccccccccccccc}{81}\\{12}\end{array}} \\\,\,\,\,69\end{array}

Câu 31

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

−7839‾    39\begin{array}{l}\underline { - \begin{array}{cccccccccccccccccccc}{78}\\{39}\end{array}} \\\,\,\,\,39\end{array}

−8112‾   69\begin{array}{l}\underline { - \begin{array}{cccccccccccccccccccc}{81}\\{12}\end{array}} \\\,\,\,69\end{array}

−6238‾    24\begin{array}{l}\underline { - \begin{array}{cccccccccccccccccccc}{62}\\{38}\end{array}} \\\,\,\,\,24\end{array}

−7346‾    27\begin{array}{l}\underline { - \begin{array}{cccccccccccccccccccc}{73}\\{46}\end{array}} \\\,\,\,\,27\end{array}

−4128‾    13\begin{array}{l}\underline { - \begin{array}{cccccccccccccccccccc}{41}\\{28}\end{array}} \\\,\,\,\,13\end{array}

−3023‾       7\begin{array}{l}\underline { - \begin{array}{cccccccccccccccccccc}{30}\\{23}\end{array}} \\\,\,\,\,\,\,\,7\end{array}

−8154‾    27\begin{array}{l}\underline { - \begin{array}{cccccccccccccccccccc}{81}\\{54}\end{array}} \\\,\,\,\,27\end{array}

−9345‾    48\begin{array}{l}\underline { - \begin{array}{cccccccccccccccccccc}{93}\\{45}\end{array}} \\\,\,\,\,48\end{array}

Câu 32

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

−5045‾       5\begin{array}{l}\underline { - \begin{array}{cccccccccccccccccccc}{50}\\{45}\end{array}} \\\,\,\,\,\,\,\,5\end{array}

−3218‾    14\begin{array}{l}\underline { - \begin{array}{cccccccccccccccccccc}{32}\\{18}\end{array}} \\\,\,\,\,14\end{array}

−4728‾    19\begin{array}{l}\underline { - \begin{array}{cccccccccccccccccccc}{47}\\{28}\end{array}} \\\,\,\,\,19\end{array}

−6041‾    19\begin{array}{l}\underline { - \begin{array}{cccccccccccccccccccc}{60}\\{41}\end{array}} \\\,\,\,\,19\end{array}

−4028‾    12\begin{array}{l}\underline { - \begin{array}{cccccccccccccccccccc}{40}\\{28}\end{array}} \\\,\,\,\,12\end{array}

−7233‾    39\begin{array}{l}\underline { - \begin{array}{cccccccccccccccccccc}{72}\\{33}\end{array}} \\\,\,\,\,39\end{array}

−6328‾    35\begin{array}{l}\underline { - \begin{array}{cccccccccccccccccccc}{63}\\{28}\end{array}} \\\,\,\,\,35\end{array}

−5516‾    39\begin{array}{l}\underline { - \begin{array}{cccccccccccccccccccc}{55}\\{16}\end{array}} \\\,\,\,\,39\end{array}

Câu 33

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

−6043‾    17\begin{array}{l}\underline { - \begin{array}{cccccccccccccccccccc}{60}\\{43}\end{array}} \\\,\,\,\,17\end{array}

−7215‾    57\begin{array}{l}\underline { - \begin{array}{cccccccccccccccccccc}{72}\\{15}\end{array}} \\\,\,\,\,57\end{array}

−7112‾    59\begin{array}{l}\underline { - \begin{array}{cccccccccccccccccccc}{71}\\{12}\end{array}} \\\,\,\,\,59\end{array}

−8156‾    25\begin{array}{l}\underline { - \begin{array}{cccccccccccccccccccc}{81}\\{56}\end{array}} \\\,\,\,\,25\end{array}

−6023‾    37\begin{array}{l}\underline { - \begin{array}{cccccccccccccccccccc}{60}\\{23}\end{array}} \\\,\,\,\,37\end{array}

−6224‾    38\begin{array}{l}\underline { - \begin{array}{cccccccccccccccccccc}{62}\\{24}\end{array}} \\\,\,\,\,38\end{array}

−7327‾    46\begin{array}{l}\underline { - \begin{array}{cccccccccccccccccccc}{73}\\{27}\end{array}} \\\,\,\,\,46\end{array}

−9758‾    39\begin{array}{l}\underline { - \begin{array}{cccccccccccccccccccc}{97}\\{58}\end{array}} \\\,\,\,\,39\end{array}

Câu 34

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

−5337‾    16\begin{array}{l}\underline { - \begin{array}{cccccccccccccccccccc}{53}\\{37}\end{array}} \\\,\,\,\,16\end{array}

−7019‾    51\begin{array}{l}\underline { - \begin{array}{cccccccccccccccccccc}{70}\\{19}\end{array}} \\\,\,\,\,51\end{array}

−6336‾    27\begin{array}{l}\underline { - \begin{array}{cccccccccccccccccccc}{63}\\{36}\end{array}} \\\,\,\,\,27\end{array}

−7122‾    49\begin{array}{l}\underline { - \begin{array}{cccccccccccccccccccc}{71}\\{22}\end{array}} \\\,\,\,\,49\end{array}

−9354‾    39\begin{array}{l}\underline { - \begin{array}{cccccccccccccccccccc}{93}\\{54}\end{array}} \\\,\,\,\,39\end{array}

−5132‾    19\begin{array}{l}\underline { - \begin{array}{cccccccccccccccccccc}{51}\\{32}\end{array}} \\\,\,\,\,19\end{array}

−6239‾    23\begin{array}{l}\underline { - \begin{array}{cccccccccccccccccccc}{62}\\{39}\end{array}} \\\,\,\,\,23\end{array}

−6133‾    28\begin{array}{l}\underline { - \begin{array}{cccccccccccccccccccc}{61}\\{33}\end{array}} \\\,\,\,\,28\end{array}

Câu 35

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

−3314‾    19\begin{array}{l}\underline { - \begin{array}{cccccccccccccccccccc}{33}\\{14}\end{array}} \\\,\,\,\,19\end{array}

−4128‾    13\begin{array}{l}\underline { - \begin{array}{cccccccccccccccccccc}{41}\\{28}\end{array}} \\\,\,\,\,13\end{array}

−8072‾       8\begin{array}{l}\underline { - \begin{array}{cccccccccccccccccccc}{80}\\{72}\end{array}} \\\,\,\,\,\,\,\,8\end{array}

−6133‾    28\begin{array}{l}\underline { - \begin{array}{cccccccccccccccccccc}{61}\\{33}\end{array}} \\\,\,\,\,28\end{array}

−3819‾    19\begin{array}{l}\underline { - \begin{array}{cccccccccccccccccccc}{38}\\{19}\end{array}} \\\,\,\,\,19\end{array}

−8448‾    36\begin{array}{l}\underline { - \begin{array}{cccccccccccccccccccc}{84}\\{48}\end{array}} \\\,\,\,\,36\end{array}

−6528‾    37\begin{array}{l}\underline { - \begin{array}{cccccccccccccccccccc}{65}\\{28}\end{array}} \\\,\,\,\,37\end{array}

−6119‾    42\begin{array}{l}\underline { - \begin{array}{cccccccccccccccccccc}{61}\\{19}\end{array}} \\\,\,\,\,42\end{array}

Câu 36

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

−6023‾    37\begin{array}{l}\underline { - \begin{array}{cccccccccccccccccccc}{60}\\{23}\end{array}} \\\,\,\,\,37\end{array}

−5018‾    32\begin{array}{l}\underline { - \begin{array}{cccccccccccccccccccc}{50}\\{18}\end{array}} \\\,\,\,\,32\end{array}

−6337‾    26\begin{array}{l}\underline { - \begin{array}{cccccccccccccccccccc}{63}\\{37}\end{array}} \\\,\,\,\,26\end{array}

−7548‾    27\begin{array}{l}\underline { - \begin{array}{cccccccccccccccccccc}{75}\\{48}\end{array}} \\\,\,\,\,27\end{array}

−4334‾       9\begin{array}{l}\underline { - \begin{array}{cccccccccccccccccccc}{43}\\{34}\end{array}} \\\,\,\,\,\,\,\,9\end{array}

−8448‾    36\begin{array}{l}\underline { - \begin{array}{cccccccccccccccccccc}{84}\\{48}\end{array}} \\\,\,\,\,36\end{array}

−8072‾       8\begin{array}{l}\underline { - \begin{array}{cccccccccccccccccccc}{80}\\{72}\end{array}} \\\,\,\,\,\,\,\,8\end{array}

−7759‾    18\begin{array}{l}\underline { - \begin{array}{cccccccccccccccccccc}{77}\\{59}\end{array}} \\\,\,\,\,18\end{array}

Câu 37

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

84 – 26 = 5861 – 24 = 3771 – 57 = 1475 – 46 = 29
27 – 9 = 1862 – 13 = 4954 – 28 = 2672 – 35 = 37
61 – 36 = 2582 – 37 = 4553 – 24 = 2931 – 8 = 23
86 – 69 = 1751 – 27 = 2495 – 56 = 3923 – 6 = 17
55 – 29 =2682 – 28 = 5493 – 34 = 5974 – 49 = 25

Câu 38

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

71 – 23 = 4874 – 27 = 4776 – 38 = 3896 – 87 = 9
84 – 17 = 6757 – 19 = 3865 – 39 = 2684 – 47 = 37
63 – 48 = 1571 – 25 = 4691 – 25 = 6645 – 16 = 29
74 – 47 = 2786 – 68 = 1856 – 28 = 2883 – 27 = 56
70 – 18 = 5281 – 5 = 7693 – 17 = 7691 – 44 = 47

Câu 39

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

52 – 18 = 3474 – 68 = 687 – 58 = 2932 – 13 = 19
85 – 77 = 864 – 37 = 2740 – 26 = 1476 – 39 = 37
72 – 55 = 1722 – 14 = 844 – 27 =1777 – 29 = 48
42 – 9 = 3333 – 15 = 1844 – 17 = 2792 – 58 = 34
56 – 49 = 771 – 22 = 4953 – 8 = 4584 – 79 = 5

Câu 40

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

63 – 18 = 4543 – 25 = 1835 – 27 = 851 – 23 = 28
44 – 26 = 1863 – 36 = 2755 – 38 = 1772 – 46 = 26
65 – 29 = 3672 – 27 = 4582 – 55 = 2741 – 36 = 5
82 – 57 = 2562 – 36 = 2672 – 25 = 4774 – 35 = 39
73 – 69 = 457 – 38 = 1981 – 59 = 2268 – 49 = 19

Câu 41

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

74 – 59 = 1594 – 67 = 2764 – 45 = 1996 – 29 = 67
61 – 28 = 3392 – 74 = 1881 – 3 = 7872 – 53 = 19
81 – 64 = 1755 – 48 = 731 – 15 = 1626 – 17 = 9
83 – 29 = 5452 – 39 = 1372 – 58 = 1481 – 59 = 22
33 – 25 = 887 – 58 = 2992 – 74 = 1858 – 39 = 19

Câu 42

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

84 – 56 = 2872 – 26 = 4655 – 7 = 4875 – 28 = 47
83 – 49 = 3468 – 39 = 2941 – 12 = 2986 – 69 = 17
52 – 28 = 2493 – 77 = 1642 – 18 = 2453 – 34 = 19
61 – 38 = 2332 – 27 = 581 – 6 = 7584 – 48 = 36
81 – 25 = 5667 – 38 = 2984 – 45 = 3972 – 39 = 33

Câu 43

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

51 – 27 = 2462 – 46 = 1663 – 38 = 2592 – 64 = 28
76 – 58 = 1893 – 25 = 6883 – 19 = 6441 – 16 = 25
73 – 46 = 2776 – 57 = 1941 – 13 = 2855 – 39 = 16
54 – 46 = 892 – 83 = 981 – 54 = 2793 – 87 = 6
71 – 29 = 4292 – 59 = 3375 – 28 = 4734 – 29 = 5

Câu 44

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

37 – 19 = 1874 – 25 = 4948 – 9 = 3956 – 8 = 48
63 – 34 = 2993 – 85 = 850 – 12 = 3871 – 38 = 33
75 – 57 = 1881 – 42 = 3972 – 28 = 4434 – 12 = 22
96 – 27 = 6977 – 48 = 2988 – 15 = 7397 – 58 = 39
72 – 33 = 3974 – 49 = 2593 – 45 = 4893 – 15 = 78