A factor divides a number exactly, leaving no remainder.

A multiple of a given number will appear in that number's times table.

A prime factor is a factor which is also a prime number.

Example videos

Video: https://www.youtube.com/embed/_-psAakr9Xc

Video: https://www.youtube.com/embed/1QEMVzoQOxo

Video: https://www.youtube.com/embed/wOZc8lIg260