Question

Noor reads 1/22 of a book on the first day and 5/9 on the second day .What part of the book is left to be read?

Answer 1

total part = 198/198  (LCM of 22 and 9)

The part left = 198/198 - (9/198 + 110/198) = 198/198 - 119/198 = 79/198

Answer 2

$( \frac{17}{198} )th \: part \: is \: left \: to \: be \: read.$