Session Four (1.1.4): HCF, LCM

Tutorials

WATCH - How to find the Lowest Common Multiple (LCM) (YouTube) Links to an external site.

WATCH - How to find the Highest Common Factor (YouTube) Links to an external site.

Interact

Now work through pages 13-14 in your coursebook. Make notes on any new concepts and answer as many questions in the exercises as you need to.

Practice

Now work through the MyMaths activities:

EXPLORE – Prime factorisation pairs (MyMaths) [Not available with sample course]

Links

Use these additional resources for further practice:

WATCH – HCF and LCM using Venn Diagrams (YouTube) Links to an external site.

WATCH – How to find the Greatest Common Factor of Three Numbers (Virtual Nerd) Links to an external site.