Question

Find the sum of rational numbers given: $-\frac{8}{19}$ and $-\frac{4}{57}$.

Answer 1

$(-\frac{8}{19})+(-\frac{4}{57})=-\frac{8}{19}-\frac{4}{57}=-\frac{8}{19}\times \frac{3}{3}-\frac{4}{57}$ (Making dinomination equal)
$=-\frac{24}{57}-\frac{4}{57}=\frac{-24-4}{57}=-\frac{28}{57}$