Решите 1)11/15 + 4/7= 2)6/7 + 3/11 - 1 3)(6/15 + 2/3)+(1/4 + 1/5)

Question

Решите
1)11/15 + 4/7=
2)6/7 + 3/11 - 1
3)(6/15 + 2/3)+(1/4 + 1/5)

Answer 1

1)⁷11/5+⁵4/7=97/35=2 27/35
2)¹¹6/7+⁷3/11=1 4/77
3)

Comments

а 3)