Question

Помогите решить 1/2 : 2/5

Answer 1

$\dfrac{1}{2} : \dfrac{2}{5} = \dfrac{1}{2} \ \cdotp \dfrac{5}{2} = \dfrac{1 \ \cdotp 5}{2 \ \cdotp 2} = \dfrac{5}{4} = 1\dfrac{1}{4}$

Answer 2

1/2 * 5/2 = 5/4 = 1 целая 1/4