N2d – Applying the four operations to decimals

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Part 1 – Adding and subtracting with decimals

Teacher resources for Part 1

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  • Slides in PPTX
  • Slides in PDF (one slide per page, suitable for importing into IWB software)
Links to past exam questions

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Unlimited practice questions: Addition with decimals
Unlimited practice questions: Subtraction with decimals

Part 2 – Multiplying by 10, 100, 1000 and 0.1, 0.01 and 0.001

Teacher resources for Part 2

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  • Slides in PPTX (with click-to-reveal answers)
  • Slides in PDF (one slide per page, suitable for importing into IWB software)
Links to past exam questions

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Part 3 – Multiplying with decimals

Multiplying with decimals given a related equation

Teacher resources for Part 3

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  • Slides in PPTX (with click-to-reveal answers)
  • Slides in PDF (one slide per page, suitable for importing into IWB software)
Links to past exam and UKMT questions

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Unlimited practice questions: Multiplication with decimals

Part 4 – Dividing with decimals

Teacher resources for Part 4

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  • Slides in PPTX (with click-to-reveal answers)
  • Slides in PDF (one slide per page, suitable for importing into IWB software)
Links to past exam questions

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Unlimited practice questions: Division with decimals

Cross-curricular link: climate change


This is based on data from https://www.globalwarmingindex.org

  1. Note the temperatures at two different times, approximately a minute apart. Use this to work out the temperature rise per second.
  2. Assuming the temperature rise continues at the current rate, in roughly how many years will the human-induced warming reach +1.5 ºC?

In the real world

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