Question

14 целых 7/15 - 2 целых 2/3

Answer 1

(14*15 + 7)/15 - (2*3 + 2)/3 = 
= 217/15 - 8/3 = 
= 217/15 - 8*5/15 = 
= 217/15 - 40/15 =
= (217 - 40)/15 = 
= 177/15 = 11,8

Answer 2

Или 11 целых 4/5

Answer 3

Спасибо)