Question

A child sleeps for of the day and spends of the day at school. What part of the day do these together make?

Answer 1

Part of the day child sleeps =

Part of the day child spends in school =

Total part of the day spend by the child in sleeping and in school =

First, we change these fractions to fractions with the same denominator.

Thus, the denominator required should be a multiple of 3 and 4 = 3 × 4 = 12.

and

∴

∴ Part of the day spend together =