This KS3 maths worksheet is ideal for homework or classwork, and focuses on Highest Common Factor and Lowest Common Multiple.
The objective is simply to be able to find the HCF and LCM of a pair of numbers.
The starter covers factors and multiples and some straightforward HCF and LCM questions, and the extension then looks at perfect numbers.
Download contains the resource as an editable text document and as a PDF.
Ben Cooper is an Assistant SENDCO and resource creator. Find more of his resources on his website at coops-online.co.uk and on his TES page, Coops Online, and follow him on Twitter at @bcoops_online.