Topic Two (1.2): Adding and Subtracting negative numbers

Introduction Icon.png Introduction

Last lesson we looked at ordering directed (negative) numbers. Today we look at how we add and subtract these.

Consolidate Icon.png Warm Up

First complete the skill checker on page 97.

Interact Icon.png Working through your course book

  • This video shows you how you can use a number line to add and subtract negative numbers:

  • This video helps build your confidence so you can move away from the number line:

  • Read and make notes on pages 98-99, copying out the worked examples, if you think it will help you.
  • Now see if you can answer the Band 2 questions on pages 100-102.
  • For more questions please COMPLETE - 6.2 worksheet Adding and subtracting negative numbers
  • If you would like more practice, then work through these lessons on the MyMaths website, slides 1-5 only:

EXPLORE – Negative numbers 2 (MyMaths) (slides 1-5 only) Links to an external site. [Not available on sample course]

  • You may also want to watch the following Corbettmaths video:

Optional Activities Icon.png Plenary

This Tug of War game is good fun, and uses the skills from today’s lesson:

PLAY – Tug of War (MyMaths) Links to an external site. [Not available on sample course]

Bridge Icon.png Support activities for this topic

The Band 1 questions on pages 99-100 will help build your skills on this topic.

Stretch Icon.png Extension activities for this topic

If you would like more of a challenge on this topic, go to pages 102-103 and attempt the Band 3 questions.

Download Icon.png Check your answers

CHECK - 6.2 worksheet answers Adding and subtracting negative numbers