Question

Calcule e simplifique :

2/3 × 5/7

6 × 9×5 × 1/3

2/7 ÷ 8/5

13/24 - 1/6
​

Answer 1

Vamos lá...

Calcule e simplifique:

a)

2/3 × 5/7

10/21

b)

6 × 9 × 5 × 1/3

2 × 9 × 5 × 1

90

c)

2/7 ÷ 8/5

2/7 × 5/8

1/7 × 5/4

5/28

d)

13/24 - 1/6 ⇒mmc = 24

13 - 4/ 24

9/24 ÷ 3

3/8

Bons estudos.