Question

o valor da expressão
$\frac{3}{5} - \frac{1}{5} \times ( \frac{2}{3} - \frac{1}{2} )$

Answer 1

3/5 - 1/5 . (2/3-1/2) =

3/5 - 1/5 .1/6 =

3/5 - 1/30 =

MMC = 30

(18 - 1)/30 =

17/30

Resposta: 17/30