Question

Calcule e simplifique quando possivel.
E) 2/5 + 1/10 + 1/2
F) 2/7 +1/10 + 3/2

Answer 1

Oi...

Resolução:

e)

2/5 + 1/10 + 1/2  ⇒mmc 5, 10, 2 = 10

4 + 1 + 5/10

10/10

1

f)

2/7 + 1/10 + 3/2 ⇒mmc 7, 10, 2 = 70

20 + 7 + 105/70

132/70 ÷ 2

66/35

Bons estudos.