Question

Помогите решить
$frac{3}{2}$:$frac{6}{7}$-1

Answer 1

$frac{3*7}{2*6} -1=1.075-1=0.75$

Answer 2

3/2:6/7-1=(3*7/2*6)-1=7/4-1=7/4-4/4=3/4=0,75