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CLIP 3131

Subtracting & adding the same number

Subtracting & adding the same number

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All Class Clips content is available to watch on mobile, tablet and desktop devices on our new Knowledge & Learning BETA website.

Key Info
  • Subtracting & adding the same number
  • Duration: 02:17
  • Subtracting is the opposite of adding. Everyday we add things and take things away. The clip uses the analogy of a girl going up and down in a lift and looking at how many floors she has travelled.
  • Subject:



    Calculations: Subtraction

  • Keywords: subtraction, addition, add, take away, number line
Ideas for use in class
  • Draw a large chalk number line on the playground. Give the children a number, they must add on that number then take it away, where do they end up? Do the same thing but starting on a different number on the number line.
Background details
  • Clip language : English
  • Aspect ratio : 16x9

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