Question

помогите сократить дроби:
72/84;32/56;45/63;56/63;;40/64

Answer 1

72/84=18/21
32/56=3/7
45/63=5/7
56/63=8/9
40/64=5/8

Answer 2

1 и 2 не правильные

Answer 3

6/7 и 4/7