Question

2) Calcule o valor das frações
a) 2/5 + 3/10=
b) 2/3 + 7/6=
c) 2/9 + 3/4=
d) 1/3 - 1/5=​

Answer 1

Resposta:

a)7/10

b)11/6

c)35/6

d)8/15