Question

⅘ + ⅞ = ____________​

Answer 1

LCM of 5 & 8 = 40

$\frac{4}{5} \times \frac{8}{8 } = \frac{32}{40} \\ \frac{7}{8} \times \frac{5}{5} = \frac{35}{40}$

$\frac{32}{40} + \frac{35}{40} = \frac{67}{40}$

Answer 2

$\Huge\rm\green{Solution:-}$

$\bf\dfrac{4}{5}+\dfrac{7}{8}$

$\bf\implies\dfrac{4×8+7×5}{5×8}$

$\bf\implies\dfrac{32+35}{40}$

$\bf\implies{\boxed{\dfrac{67}{40}}}$