Question

Exercício:
1.Resolva:
a) 1/3 + 1/5 =
b) 3/4 + ½ =
c) 5/4 – ½ =
d) 3/5 – 2/7 =
e) 2/4 + 2/3 =
d) 3/5 – 2/7 =

Answer 1

Resposta:

a. 8/15

b. 5/4

c. 7/4

d. 31/35

e. 14/12

d. 31/32