N5a – Systematic listing strategies and the product rule for counting

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Prerequisites
  • The ability to multiply whole numbers from lesson N2b is assumed.

Systematic listing strategies and the product rule for counting

Teacher resources

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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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Interactive applet: How many different routes?

In this applet, note that you can only travel from left to right.

In the real world

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What next?
  • Some probability problems will require you to understand the product rule for counting.