# Mathematics / Year 7 / Number and Algebra / Patterns and algebra

Curriculum content descriptions

Introduce the concept of variables as a way of representing numbers using letters (ACMNA175)

Elaborations
• understanding that arithmetic laws are powerful ways of describing and simplifying calculations and that using these laws leads to the generality of algebra
General capabilities
• Critical and creative thinking Critical and creative thinking
ScOT terms

Pronumerals

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