Question

divide.
$\frac{2}{5}div\frac{1}{2}=$

Explanation:

Step1: Change division to multiplication

Dividing by a fraction is same as multiplying by its reciprocal. So $\frac{2}{5}\div\frac{1}{2}=\frac{2}{5}\times\frac{2}{1}$.

Step2: Multiply numerators and denominators

Multiply numerators $2\times2 = 4$ and denominators $5\times1=5$. So $\frac{2}{5}\times\frac{2}{1}=\frac{4}{5}$.

Answer:

$\frac{4}{5}$