Algebra.
Make sense of letters, solve equations and connect patterns to graphs.
Work through the topic
Learn the method, follow the examples, then try the worksheet.
- 01
Variables, formulas and substitution
Read the letters in a formula, replace them with known values and calculate an unknown quantity with the right units.
- 02
Writing expressions with operations and brackets
Turn words and situations into algebraic expressions, keeping the order of operations clear.
- 03
Solving and checking linear equations
Find an unknown using inverse operations, then substitute your answer to check that both sides agree.
- 04
Read relationships in real-world graphs
Use genuine Adelaide climate data to read axes, describe increasing and decreasing values, and explain what a graph can tell you.
- 05
Growing patterns, tables and Cartesian graphs
Build a growing tile pattern, connect its stage number to a rule, and plot the matching coordinates.
- 06
Explore formulas with digital tools
Change one input at a time in a digital formula, record the results and explain how the output changes.
Topic review
Revisit the key ideas, then choose a practice paper.