Question

(-1/4).(-1/2+1/3)-1/2

Answer 1

$\frac{1}{4} . ( - \frac{1}{2} + \frac{1}{3} ) - \frac{1}{2} = \frac{1}{4} . ( -\frac{1}{6}) - \frac{1}{2} = - \frac{1}{24} - \frac{1}{2} = \frac{-1 -12}{24} = - \frac{13}{24}$