Question

Calcule: a) 1/2 + 2/3=?
b) 2/4 x 1/5=?
c) 1/6 + 2/3=?
d) 2/4 x 1/5=?

Answer 1

Vamos lá...

a)

1/2 + 2/3 ⇒ mmc = 6

3 + 4/6

7/6

b)

2/4 × 1/5

1/2 × 1/5

1/10

c)

1/6 + 2/3 ⇒ mmc = 6

1 + 4/6

5/6

d) 2/4 × 1/5

1/2 × 1/5

1/10

Espero ter ajudado,