Question

Find the first three common multiples of $12$ and $18$.

Answer 1

Finding the common multiples :

MULTIPLES: A multiple of a number obtained by multiplying it by a natural number.

Multiples of $12$ are $12,24,\mathbf{36},48,60,\mathbf{72},84,96,\mathbf{108},120$ etc.

Multiples of $18$ are $18,\mathbf{36},54,\mathbf{72},90,\mathbf{108},126,144,162,180$ etc.

Therefore, the first three common multiples of $12$ and $18$ are $36,72,108$.