(1 1/35: 4/5- 1 8/35) * 3 1/2=

Question

(1 1/35: 4/5- 1 8/35) * 3 1/2=

Answer 1

1) 36/35 * 5/4 (сокращаем) = 9/7= 1 2/7
2)1 2/7 - 1 8/35 = 1 10/35 - 1 8/35=2/3
3) 2/3 * 7/2= 7/3= 2 1/3
ответ: 2 1/3