Question

$$\left. \begin{array} { l } { 4 \cdot 31 } \\ { \times 2 \cdot 57 } \end{array} \right.$$

Answer

3534

Solution


Simplify  \(31\times 2\)  to  \(62\).
\[62\times 57\]
Simplify.
\[3534\]