Помогите 17:(4 1/3-3 1/5)=?

Question

Помогите
17:(4 1/3-3 1/5)=?

Answer 1

17 : (4 1/3 - 3 1/5) = 15

1) 4 1/3 - 3 1/5 = 4 5/15 - 3 3/15 = 1 2/15
2) 17 : 1 2/15 = 17 : 17/15 = 17 * 15/17 = 15