Proof by logical argument involves creating a complete chain of reasoning, with no room for ambiguity and no missing steps. The tasks below offer opportunities to use proof by logical argument. They form part of our Mastering Mathematics: Developing Generalising and Proof Feature.

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### Strike it Out

Use your addition and subtraction skills, combined with some strategic thinking, to beat your partner at this game.

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### Dicey Operations in Line

Who said that adding, subtracting, multiplying and dividing couldn't be fun?

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### Six Ten Total

This challenge combines addition, multiplication, perseverance and even proof.

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### Six Numbered Cubes

This task combines spatial awareness with addition and multiplication.