Question

Вычислите значение выражения .

21/25 + 14/25 =
7/32 + 5/32 =
16/63 + 12 /63 =
13/43 - 20/43 =
53/85 - 19/85 =

Answer 1

1) =35/25=1 15/25
2) =12/32
3) =28/63
4) = -7/43
5) =34/85