Câu hỏi:

13/06/2025 27

\(\underline {\,\, \times \begin{array}{*{20}{c}}{5,2}\\{3,7}\end{array}} \)

...

\(\underline {\,\, \times \begin{array}{*{20}{c}}{0,46}\\{\,\,\,8,1}\end{array}} \)

...

\(\underline {\,\, \times \begin{array}{*{20}{c}}{12,9}\\{0,53}\end{array}} \)

...

\(\underline {\,\, \times \begin{array}{*{20}{c}}{0,087}\\{\,\,\,\,\,2,4}\end{array}} \)

...

\(\underline {\,\, \times \begin{array}{*{20}{c}}{0,315}\\{\,\,\,\,\,6,8}\end{array}} \)

...

\(\underline {\,\, \times \begin{array}{*{20}{c}}{27,4}\\{0,29}\end{array}} \)

...

\[\underline {\,\, \times \begin{array}{*{20}{c}}{1,73}\\{\,\,4,5}\end{array}} \]

...

\(\underline {\,\, \times \begin{array}{*{20}{c}}{0,412}\\{\,\,\,\,\,7,3}\end{array}} \)

...

\(\underline {\,\, \times \begin{array}{*{20}{c}}{9,64}\\{\,\,\,\,1,2}\end{array}} \)

...

\(\underline {\,\, \times \begin{array}{*{20}{c}}{0,0578}\\{\,\,\,\,\,\,\,\,3,9}\end{array}} \)

...

\(\underline {\,\, \times \begin{array}{*{20}{c}}{\,\,\,\,\,\,3,2}\\{0,076}\end{array}} \)

...

\(\underline {\,\, \times \begin{array}{*{20}{c}}{0,412}\\{\,\,\,\,\,7,3}\end{array}} \)

...

\(\underline {\,\, \times \begin{array}{*{20}{c}}{0,1286}\\{\,\,\,\,\,\,\,9,4}\end{array}} \)

...

\(\underline {\,\,\,\, \times \begin{array}{*{20}{c}}{2,507}\\{\,\,0,84}\end{array}} \)

...

\(\underline {\,\,\, \times \begin{array}{*{20}{c}}{6,28}\\{\,\,6,9}\end{array}} \)

...

\(\underline {\,\,\, \times \begin{array}{*{20}{c}}{322,12}\\{\,\,\,\,\,\,\,\,6,8}\end{array}} \)

...

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Trả lời:

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Giải bởi Vietjack

\(\begin{array}{l}\underline {\,\, \times \begin{array}{*{20}{c}}{5,2}\\{3,7}\end{array}} \\\,\,\,\,364\\\underline {\,156\,\,\,\,\,} \\19,24\end{array}\)

\(\begin{array}{l}\underline {\,\, \times \begin{array}{*{20}{c}}{0,46}\\{\,\,\,8,1}\end{array}} \\\,\,\,\,\,\,\,\,\,\,46\\\underline {\,\,\,\,368\,\,\,\,} \\\,\,3,726\end{array}\)

\(\begin{array}{l}\underline {\,\, \times \begin{array}{*{20}{c}}{12,9}\\{0,53}\end{array}} \\\,\,\,\,\,\,\,387\\\underline {\,\,\,\,645\,\,\,} \\\,\,6,837\end{array}\)

\(\begin{array}{l}\underline {\,\, \times \begin{array}{*{20}{c}}{0,087}\\{\,\,\,\,\,2,4}\end{array}} \\\,\,\,\,\,\,\,\,\,\,348\\\underline {\,\,\,\,\,\,\,174\,\,\,} \\\,\,0,2088\end{array}\)

\(\begin{array}{l}\underline {\,\, \times \begin{array}{*{20}{c}}{0,315}\\{\,\,\,\,\,6,8}\end{array}} \\\,\,\,\,\,\,\,2520\\\underline {\,\,\,\,\,1890\,\,\,\,} \\\,\,\,2,142\end{array}\)

\(\begin{array}{l}\underline {\,\, \times \begin{array}{*{20}{c}}{27,4}\\{0,29}\end{array}} \\\,\,\,\,2466\\\underline {\,\,\,\,548\,\,\,\,} \\\,\,7,946\end{array}\)

\[\begin{array}{l}\underline {\,\, \times \begin{array}{*{20}{c}}{1,73}\\{\,\,4,5}\end{array}} \\\,\,\,\,\,\,865\\\underline {\,\,\,692\,\,} \\\,7,785\end{array}\]

\(\begin{array}{l}\underline {\,\, \times \begin{array}{*{20}{c}}{0,0092}\\{\,\,\,\,\,\,\,\,5,6}\end{array}} \\\,\,\,\,\,\,\,\,\,\,\,\,\,552\\\underline {\,\,\,\,\,\,\,\,\,\,460\,\,\,\,} \\\,\,0,05152\end{array}\)

\(\begin{array}{l}\underline {\,\, \times \begin{array}{*{20}{c}}{9,64}\\{\,\,\,\,1,2}\end{array}} \\\,\,\,\,\,1928\\\underline {\,\,\,\,964\,\,\,\,} \\11,568\end{array}\)

\(\begin{array}{l}\underline {\,\, \times \begin{array}{*{20}{c}}{0,0578}\\{\,\,\,\,\,\,\,\,3,9}\end{array}} \\\,\,\,\,\,\,\,\,\,\,5202\\\underline {\,\,\,\,\,\,\,1734\,\,\,} \\\,\,0,22542\end{array}\)

\(\begin{array}{l}\underline {\,\, \times \begin{array}{*{20}{c}}{\,\,\,\,\,\,3,2}\\{0,076}\end{array}} \\\,\,\,\,\,\,\,\,\,\,152\\\underline {\,\,\,\,\,\,228\,\,\,} \\\,\,0,2432\end{array}\)

\(\begin{array}{l}\underline {\,\, \times \begin{array}{*{20}{c}}{0,412}\\{\,\,\,\,\,7,3}\end{array}} \\\,\,\,\,\,\,\,1236\\\underline {\,\,\,2884\,\,\,} \\\,3,0076\end{array}\)

\(\begin{array}{l}\underline {\,\, \times \begin{array}{*{20}{c}}{0,1286}\\{\,\,\,\,\,\,\,9,4}\end{array}} \\\,\,\,\,\,\,\,\,\,5144\\\underline {\,\,\,\,11574\,\,\,} \\\,\,1,20884\end{array}\)

\(\begin{array}{l}\underline {\,\,\,\, \times \begin{array}{*{20}{c}}{2,507}\\{\,\,0,84}\end{array}} \\\,\,\,\,\,\,10028\\\underline {\,\,20056\,\,\,} \\\,2,10588\end{array}\)

\(\begin{array}{l}\underline {\,\,\, \times \begin{array}{*{20}{c}}{6,28}\\{\,\,6,9}\end{array}} \\\,\,\,\,\,5652\\\underline {\,\,3768\,\,\,} \\43,332\end{array}\)

\(\begin{array}{l}\underline {\,\,\, \times \begin{array}{*{20}{c}}{322,12}\\{\,\,\,\,\,\,\,\,6,8}\end{array}} \\\,\,\,\,\,257696\\\underline {\,\,\,193272\,\,} \\2190,416\end{array}\)

CÂU HỎI HOT CÙNG CHỦ ĐỀ

Lời giải

12,5 × 0,8 = 10

2,25 × 4,4 = 9,9

0,75 × 16,8 = 12,6

33,2 × 0,15 = 4,98

8,4 × 1,25 = 10,5

0,96 × 12,5 = 12

150,8 × 0,04 = 6,032

2,64 × 3,75 = 9,9

0,125 × 80,5 = 10,0625

45,6 × 0,22 = 10,032

6,25 × 1,6 = 10

0,36 × 27,5 = 9,9

22,8 × 0,45 = 10,26

1,8 × 5,5 = 9,9

0,4 × 25,11 = 10,044

66,1 × 0,15 = 9,915

3,75 × 2,4 = 9

12,8 × 0,825 = 10,56

0,55 × 18,8 = 10,34

24,7 × 0,5 = 12,35

Lời giải

2,3 × 1,5 = 3,45

1,25 × 0,8 = 1

0,48 × 2,5 = 1,2

0,48 × 2,5 = 1,2

1,8 × 0,7 = 1,26

3,14 × 0,5 = 1,57

0,9 × 5,5 = 4,95

2,6 × 1,3 = 3,38

4,2 × 0,3 = 1,26

1,75 × 0,4 = 0,7

4,35 × 0,7 = 3,045

0,64 × 1,5 = 0,96

1,4 × 2,5 = 3,5

5,3 × 0,4 = 2,12

3,15 × 1,2 = 3,78

2,8 × 0,75 = 2,1

6,28 × 0,5 = 3,14

1,05 × 0,8 = 0,84

2,7 × 0,9 = 2,43

4,6 × 0,25 = 1,15

0,18 × 5 = 0,9

3,2 × 1,25 = 4

5,1 × 0,6 = 3,06

0,72 × 1,5 = 1,08

1,6 × 3,5 = 5,6

2,4 × 0,35 = 0,84

2,75 × 1,6 = 4,4

7,5 × 0,08 = 0,6

4,8 × 0,7 = 3,36

1,12 × 2,5 = 2,8

3,6 × 0,25 = 0,9

1,44 × 2,5 = 3,6

Lời giải

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Lời giải

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