Question

What is the LCM of $4$ and $8$?

Answer 1

Find the LCM of $4,8$.

LCM of two or more numbers is the smallest non-zero common multiple of the numbers.

Multiples of $4$are $4,8,12,16,...$

Multiples of $8$ are $8,16,24,32,...$

LCM of $4,8$ is $8$.

Hence, LCM of $4$ and $8$ is $8$.