Chapters

Introduction

Welcome

Learning objectives

Prime factorisation

Example 1

Index notation

Example 2

HCF and LCM

Finding the HCF

Finding the LCM

Example 3

Divisibility tests

Summary

Final words

Divisibility and prime factorisation

Integers (Year 8)

Year 8

Have you ever wondered what the divisibility rules are? Want to know how to find the HCF and LCM of numbers? Do you know that HCF stands for Highest Common Factor and LCM stands for Lowest Common Multiple? Want to know how to do Prime Factorisation using Factor Trees? Then this video will answer all those questions you may - or may not! - have. Lots of worked examples are provided with downloadable notes (at www.maffsguru.com).

Published: Sept. 16, 2021

Length: 17 mins and 32 seconds

Lesson notes

Lesson notes are provided in PDF format and can be downloaded by clicking the link below:

Exam resources

There are currently no associated exam questions for this topic.

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LEGAL STUFF

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VCE Maths exam question content used by permission, ©VCAA. The VCAA is not affiliated with, and does not endorse, this video resource. VCE® is a registered trademark of the VCAA. Past VCE exams and related content can be accessed at www.vcaa.vic.edu.au