Question

Решите многоэтажные дроби: 1: 2/3 1: 1/7 1: 5/2

Answer 1

1:⅔=1=3/3=3/3-2/3=1/3
1:1/7=1=7/7=7/7-1/7=6/7
1:5/2=5/2=2 1/2:1=2

Answer 2

$\frac{1:2}{3} = \frac{1}{2} * \frac{1}{3} = \frac{1}{6} \\ \frac{1:1}{7} = \frac{1}{7} \\ \frac{1:5}{2} = \frac{1}{5} * \frac{1}{2} = \frac{1}{10}$