AC9M3A01 • Practice

And explain the connection between addition and subtraction as inverse...

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Quick preparation

  • recognise and explain the connection between addition and subtraction as inverse operations, apply to partition numbers and find unknown values in…
  • partitioning numbers using materials, part-part-whole diagrams or bar models, and recording addition and subtraction facts for each representation,…
  • using the inverse relationship between addition and subtraction to find unknown values with a calculator; for example, representing the problem,…
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