Question

Quanto que é
3/10 + (1/2 - 5/6) - (-2+ 3/10

Answer 1

Resposta: 5/3

Explicação passo-a-passo:

3/10 + (1/2 - 5/6) - (-2 + 3/10)

Resolvendo os ( ):

1/2 - 5/6 -> m.m.c 6

3/6 - 5/6

-2/6 (÷2)

-1/3

Resolvendo o 2° ( ):

- 2 + 3/10 = 10 *- 2+3 / 10 = - 20 + 3/10 = - 17/10

Cálculo

3/10 + (1/2 - 5/6) - (-2 + 3/10)

3/10 + (-1/3) - (-17/10)

3/10 - 1/3 + 17/10 ->m.m.c 30

9/30 - 10/30 + 51/30

50/30 (÷10)

5/3