Question

Find the product by suitable rearrangement

$4\times 166\times 25$

Answer 1

Step $1:$ Firstly multiply $4\times 25$

$$\begin{gathered} \Rightarrow 166\times (4\times 25) \\ \Rightarrow 166\times 100 \end{gathered}$$

Step $2:$ Then multiply $166\times 100$

$$\begin{gathered} \Rightarrow 166\times 100 \\ \Rightarrow 16600 \end{gathered}$$

Hence, the answer is $16600$.