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

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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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Introduction to algebra

This is a website designed for both teachers and students that addresses the introduction of algebra. It is particularly relevant for introducing the idea of the use of a variable as a way of representing numbers. There are pages for both teachers and students. The student pages contain interactive questions for students ...

Online

reSolve: Algebra - Prisms and pyramids

This lesson engages students in investigating the relationship between the number of faces, edges and vertices of pyramids and prisms. Students construct their own 3D shapes, systematically record the properties of the shape and develop an algebraic formula to generalise the relationships discovered. The lesson is outlined ...