Question

Efetue os seguintes cálculos:

a) 2/3 + 1/4 =

b)2/7 + 4/5 =

c)2/3 - 1/5 =

d)1/6 - 2/9 =

e)5/18 + 5/6 + 5/3 =

f)(+1/3) : (+2/3) =

g)(+4/7) : (-2/5) =​

Answer 1

Resposta:

a) 8/12+3/12=11/12

b) 10/35+28/35=38/35

c) 10/15-3/15=7/15

d) 3/18-4/18=-1/18

o resto vc faz