Question

Rahul painted 5/11 part of a wall and mihir painted 1/2 of the same wall how much more part of the wall needed to painted

Answer 1

Rahul painted=5/11 part
Mihir painted=1/2 part
total painted part=5/11+1/2
$\frac{5}{11} + \frac{1}{2} \\ = \frac{10 + 11}{22} \\ = \frac{21}{22} \: part \\ remaining \: part \: to \: be \: painted \\ = 1 - \frac{21}{22} = \frac{22 - 21}{22} = \frac{1}{22}$