Question

(1-$\frac{2}{5}$ ) × (2-1$\frac{1}{2}$ )² =

Answer 1

1- $\frac{2}{5}$= $\frac{3}{5}$
2-1$\frac{1}{2}$=$\frac{1}{2}$
$\frac{1}{2}$$^{2}$=$\frac{1}{4}$
$\frac{3}{5}$×$\frac{1}{4}$=$\frac{3}{20}$