Topic One (1.1): Number

The first topic focuses on types of numbers. This topic also introduces you to finding Highest Common Factors (HCF) and Lowest Common Multiples (LCM) using your calculator.

The following key areas are covered in this topic:

  • Even and odd numbers
  • Finding HCF and LCM and prime factorisation
  • Working with negative numbers.

Starter

Watch this short video to introduce you to a world without numbers:

WATCH – Life without numbers (Twig) [Not available with sample course]

Topic One is broken down into the following study sessions:

Session One (1.1.1): Different types of numbers

Session Two (1.1.2): Multiples and factors

Session Three (1.1.3): Prime numbers

Session Four (1.1.4): HCF, LCM

Session Five (1.1.5): Directed numbers