1 is a common factor of all whole numbers. To find common factors: List the factors of each number. Compare the factors to find numbers that are the same (or common) in each list.
Now that prime factors have been covered in-depth, this week’s maths lesson will focus on the Highest Common Factors, also known as HCF. HCF can also be described as the biggest number that will ...
A common factor is a number that can be divided into two different numbers, without leaving a remainder. Often numbers can share more than one common factor. It is possible to find the common factors ...