Đặt tính rồi tính. 62 × 37

62 × 37

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45 × 29

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315 × 46

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62 × 37

$\begin{array}{c}\times \begin{array}{c}62\\ \underset{¯}{37}\end{array}\\ 434\\ \underset{¯}{186}\\ 2294\end{array}$

45 × 29

$\begin{array}{c}\times \begin{array}{c}45\\ \underset{¯}{29}\end{array}\\ 405\\ \underset{¯}{90}\\ 1305\end{array}$

315 × 46

$\begin{array}{c}\times \begin{array}{c}315\\ \underset{¯}{46}\end{array}\\ 1890\\ \underset{¯}{1260}\\ 14490\end{array}$