Please note: This site contains links to websites not controlled by the Australian Government or ESA. More information here.
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
|
Copyright details |
|
Organisation | Inquiry Maths |
Copyright | © Andrew Blair 2012-21. Creative Commons BY-NC-SA 4.0. |
Related resources
-
Intersecting lines
Using this prompt will encourage students to apply their knowledge of linear equations and intersecting lines. It leads into simultaneous equations.
Resource details -
Odd coefficients
This prompt will challenge students to think about the structure of a quadratic equation.
Resource details -
Difference of squares
This prompt encourages the exploration of the difference of two squares.
Resource details -
Simultaneous equations
This prompt presents simultaneous equations with related coefficients.
Resource details