Topic One (1.1): Integers and decimals

Introduction Icon.png Introduction

Integers are whole numbers. They can either be positive or negative. In this topic you will be shown how to add and subtract negative numbers.  You will also be shown decimal numbers and asked to order them.

Skills Icon.png Helpful hints

When combining positive and negative integers, please remember the following:

  • Adding a negative integer is the same as subtracting a positive integer.
  • Subtracting a negative integer is the same as adding a positive integer.

Interact Icon.png Working through your course book

  • Read and remember the Helpful hint then read through the example and information on page 4, which shows you how to combine integers.
  • If you haven't already done so:

READ - Logging into the MyMaths digital books Kerboodle site

  • Watch the videos on page 5, the MyMaths 2B digital book
  • Note. If you get a HTTP ERROR 403 after clicking on a link, you get this error if you are not logged in, you need to go to kerboodle.com Links to an external site. and log in.
  • Note. The green link icon in the bottom right of the MyMaths digital books will take you to relevant homework links that you can work on and save your progress in MyPortal:

READ- Logging into the MyMaths online activities

If you need another explanation watch the following MathsWatch videos and then you could work through the interactive questions using the tab at the top right of the screen:

If you haven't already done so, first:

READ - Logging into the MathsWatch site

Then:

WATCH - Directed Numbers - Adding and Subtracting (MathsWatch) Links to an external site.

Bridge Icon.png Support activities for this topic

The MyMaths 2A digital book introduces these topics at a slower pace. If you'd like to take more time to understand these, look at pages 2–5 for more support.