What is a common factor? Understand what a common factor is and find the highest and lowest common factors of two numbers.

Another type of math problem you will likely encounter is to determine the common factors of two numbers. In order to answer this question, we can refer back to the methods we've already learned.

WATCH: What is a common factor? A common factor is a number that can be divided into two different numbers, without leaving a remainder. Find out in this KS3 Bitesize Maths guide.