Question

Find the sum:

$\frac{-13}{-11}$ + $\frac{5}{9}$

Answer 1

$\frac{-3}{-11}$ = $\frac{3}{11}$
$\frac{-3}{-11}$ + $\frac{5}{9}$ = $\frac{3}{11}$ + $\frac{5}{9}$
= ((3×9) + (5×11))/(11×9)
= $\frac{27+55}{99}$
=$\frac{82}{99}$