Question

Efetue sempre que for possível
2/3x1/5
-1/2x(-1/5)
-1/2:(-4/7)
2/3:(-3/5)​

Answer 1

Resposta:

Olá, tudo bem?

A) 2/3 x 1/5 =

2×1/3×5

2/3×5

2/15

B) - 1/2 x (- 1/5) =

1/2 × 1/5

1×1/2×5

1/2×5

1/10

C) - 1/2 ÷ (- 4/7) =

1/2 × 4/7

1×7/2×4

7/2×4

7/8

D) 2/3 ÷ (- 3/5) =

- 2/3 × 5/3

- 2×5/3×3

- 10/3×3

- 10/9

Espero ter ajudado, bons estudos :)