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Substitution inquiry

The lesson aims to challenge students through exploring their understanding of inequalities and substitution. Students work collaboratively, following guided questions to explore the relationships between a set of inequalities. The lesson is aimed to challenge students' thinking, encouraging them to explore and deepen their conceptual understanding. The resource includes classroom examples, teacher notes and guided questions.

Additional details
Year level(s)	Year 8
Audience	Teacher
Purpose	Assessment task, Extension, Student task, Teaching resource
Format	Downloadable resources
Teaching strategies and pedagogical approaches	Collaborative learning, Feedback, Mathematics investigation
Keywords	inequality, substitution, algebra, squares, operations
Curriculum alignment
Curriculum connections	Critical and creative thinking, Numeracy
Strand and focus	Algebra, Number, Apply understanding
Topics	Algebraic expressions, Indices, Operating with number
AC: Mathematics (V9.0) content descriptions	AC9M8A02 Graph linear relations on the Cartesian plane using digital tools where appropriate; solve linear equations and one-variable inequalities using graphical and algebraic techniques; verify solutions by substitution AC9M8A01 Create, expand, factorise, rearrange and simplify linear expressions, applying the associative, commutative, identity, distributive and inverse properties
Numeracy progression	Number patterns and algebraic thinking (P7)
Copyright details
Organisation	Inquiry Maths
Copyright	© Andrew Blair 2012-21. Creative Commons BY-NC-SA 4.0.