Question

$\frac{3}{4} \div[3 - ( \frac{1}{5} - \frac{1}{6})]$
quanto dá?​

Answer 1

Resposta: 45/178.

Explicação passo-a-passo:

3/4 ÷ [3 - (1/5 - 1/6)]

3/4 ÷ [3 - (6/30 - 5/30)

3/4 ÷ [3 - (1/30)]

3/4 ÷ [90/30 -1/30]

3/4 ÷ 89/30

3/4 × 30/89

90/356 (÷2)

45/178