Question

calcule e simplifique:

a)2/5 + 3/10

b)2/3 + 7/6

c)2/9 + 3/4

d)11/12 - 5/6 + 2/9​

Answer 1

Resposta:

a) 7/10

b) 11/6

c) 35/36

d) 71/36