Question

выполнети действие и сократите результат :

Answer 1

1) 16/63 + 12/63 = 28/63 = 4/9
2) 53/85 - 19/85 = 34/85
3) 8(34/81) + 2 (38/81) = 10 целых 72/81 = 10 целых 8/9
4) 3(49/56)-3(17/56)= 32/56 = 4/7

Answer 2

спасибо

Answer 3

1 ) 16/63+ 12/63 =28/63= 4/9
2)53 /85 -19 /85 = 32/85=2/5
3)8 34/81+2 38/81 =10 72/81=10 8/9
4) 3 49 /56 - 3 17/56 = 32/56=4/7