Question

3/4-(1/2-3/20) ? me ajudem

Answer 1

$\frac{3}{4} - (\frac{1}{2}- \frac{3}{20})$

$\frac{15}{20} - (\frac{10}{20}- \frac{3}{20})$

15/20 -(7/20)
8/20 
2/5 = 0,4