Question

Find the common factors of $4$, $8$ and $12$.

Answer 1

Finding the common factors of $4$, $8$ and $12$:

Factor: A Factor of a number is an exact divisor of that number.

All the factors of $4$ are $1,2,4$

All the factors of $8$ are $1,2,4,8$

All the factors of $12$ are $1,2,3,4,6,12$

Therefore, the common factors of $4$, $8$ and $12$ are $1,2,4$.