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Inequalities and substitution

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, Year 9, Year 10
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 content descriptions
ACMNA194 Solve linear equations using algebraic and graphical techniques. Verify solutions by substitution
ACMNA192 Simplify algebraic expressions involving the four operations
ACMNA234 Substitute values into formulas to determine an unknown
ACMNA236 Solve linear inequalities and graph their solutions on a number line
National numeracy learning progression Number patterns and algebraic thinking - NPA8

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Inquiry Maths


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