Question

Решите действия 9/56 - (7/15 - 5/12) × (3/14 + 1/2) = плиз очень надо :3

Answer 1

9/56 - (7/15 - 5/12)*(3/14 + 1/2) = 9/56 - (28/60 - 25/60)*(3/14 + 7/14) =
= 9/56 - 3/60*10/14 = 9/56 - 1/28 = 9/56 - 2/56 = 7/56 = 1/8