Number: Negative Numbers - offline version

Objectives:

• Pupils order add and subtract negative numbers.

National Curriculum:

• AT2 level 5

Resources required:

• Worksheet on Negative numbers



• Number line



• Pens and pencils

Teaching activities:

Mental Starter

• Lots of quick fire questions such as:
  "If I have £100 in the bank and I spend £150, how much do I owe?"
  "If the temperature is – 3° and it warms up by 5°, what is the temperature?"

Activities

• Have a vertical number line on the wall so that you can indicate where to start on the question and we are adding/coming up or subtracting/going down.
  
  
• Talk the pupils through a few questions with you using your vertical number line.
  
  
• The pupils do the worksheet.

Extension

• How to deal with adding negative numbers + –
  
  
• How to deal with subtracting negative numbers – –

Plenary

• Lots of quick fire questions

Suggested homework:

• A teacher-prepared sheet of negative-number problems to work out.