Question

Find the L.C.M of $24$ and $30$ by listing multiples.

Answer 1

Finding L.C.M by using listing method.

Multiples of $24$ are $24,48,72,96,120,144,168,192,216,240$ and so on.

Multiples of $30$ are $30,60,90,120,150,180,210,240,270,300$ and so on.

Common multiples of $24$ and $30$ are $120,240$ and so on.

Thus, the smallest/least common multiple or L.C.M of $24$ and $30$ is $120$.