Question

Помогите решить
2целых5/6-1целая5/12
3целых2/7-6/7

Answer 1

2 5/6-1 5/12=17/6-17/12=34/12-17/12=17/12=
=1 5/12
3 2/7-6/7=2 9/7-6/7=2 3/7