Question

Помогите с дробями! Срочно!!! 2 4/7+4 3/5, 7 1/2 -4/5, 3 2/7-4/5

Answer 1

1) 2 4/7+4 3/5 =2 20/35+4 21/35 =6 41/35= 7 6/35.                                                   2) 7 1/2 -4/5 = 7 5/10 -8/10 = 75/10 -8/10= 67/10 = 6 7/10.                                       3) 3 2/7 -4/5 = 3 10/35 -28/35 = 115/35 -28/35 =87/35=2 17/35.

Answer 2

2 4/7+4 3/5=2 20/35+4 21/35=6 41/35=7 6/35
7 1/2-4/5=7 5/10-8/10=6 15/10-8/10=6 7/10
3 2/7-4/5=3 10/35-28/35=2 45/35-28/35=2 17/35