Question

what should be added to -5/8 to get 7/10​

Answer 1

$\frac{7}{10} - \frac{-5}{8}$

Lcm of 10,8 = 40

$\frac{7}{10} *\frac{4}{4} =\frac{28}{40}$

$\frac{-5}{8} *\frac{5}{5} =\frac{-25}{40}$

$\frac{28-(-25)}{40}$ = $\frac{53}{40}$