Question

1/2[-2(-1/3):(-1/4)]

Answer 1

$\frac{1}{2} [-2( -\frac{1}{3} ):( -\frac{1}{4})]$
$\frac{1}{2} [-2+\frac{4}{3}]$
$\frac{1}{2}-\frac{2}{3}$
$-\frac{1}{6}$