Question

7) calcule:
a) 1/6/1/7
b) 4/1/5/1
c) 10/3/8/9
d) 7/4/2/3

Answer 1

Resposta:

A)1/42

B)20

C)80/27

D)7/6

Explicação passo-a-passo:

A)1/6 × 1/7

1/6 × 1/7

1×1/6×7

1/6×7

1×1/6×7

1/42

resposta

1/42

B)4/1 × 5/1

4/1 × 5/1

4×5/1×1

20/1×1

4×5/1×1

20/1

4/1 × 5/1

20/1

20

resposta

20

C)10/3 × 8/9

10/3 × 8/9

10×8/3×9

80/3×9

10×8/3×9

80/27

resposta

80/27

D)7/4 × 2/3

7/4 × 2/3 aqui risque os dois numeros 4 e 2.

7/2 × 1/3

7×1/2×3

7/2×3

7×1/2×3

7/6

7/2 × 1×3

7/6

resposta

7/6