Question

A)3/4 + 4/5 + 7/8
B) 2/5 + 3/7

Answer 1

Vamos lá

a) 3/4 + 4/5 + 7/8

mmc(4, 5, 8) = 40

30/40 + 32/40 + 35/40 = 97/40

b) 2/5 + 3/7

mmc(5, 7) = 35

14/35 + 15/35 = 29/35

Answer 2

Resposta:

4/5 3/4 4/5 7/8kgvxbndnhagmktvnvsryk