Question

помогите ришить дроби 1.
5/27*18-5/6=
2.
7/8:(-3/4)-3

Answer 1

5/27*18-5/6=10/3-5/6=20/6-5/6=15/6=5/2=2 1/2
-7/8*4/3-3=-28/24-3=-7/6-3/1=-7/6-18/6=-25/6=-4 1/6