7/15:14/15-2/5*15/16

Question

7/15:14/15-2/5*15/16

Answer 1

7/15:14/15-2/5*15/16
7/14*15/15-2/5*15/16
Сокращаем в первом слагаемом и во втором
1/2-3/8=1/8