Question

(-5/8+(-3/4))+(-7,6+(-2 2/5))

Answer 1

1) -5/8-3/4=-5/8-6/8=-11/8=-1 3/8
НОК=8
2) -7,6-2,4=-10
3) -1 3/8-10=-110/80-800/80=-910/80=-91/8=-11 3/8
НОК=80