What are multiples?
Numbers in time tables
What Are LCM and how do you find it?
Lowest Common Multiple
Write down the multiples for the numbers then select the multiple that appears in all time tables
What are Factors?
A number that goes into another number
What are HCF and how do you find them?
Highest Common Factor
Write down the factors for the numbers then select the first number that appears in all the time tables