Year 8 Maths (Stage 4)
Eric's Year 8 maths coaching course. Each topic has an interactive lesson you can work through at your own pace; videos and exercises are added as we build them.
72 lessons
- Integer Operations & Order of Operations
- Decimal Operations, Rounding & Significant Figures
- Fractions and Decimals: Terminating, Recurring & Non-terminating
- Rational Numbers & Their Operations
- Operations with Positive & Negative Fractions
- Percentage Calculations
- Percentage Increase & Decrease; Unitary Method
- Profit, Loss, Discount & Simple Interest
- Distance–Time Graphs
- Simplifying Ratios & Dividing in a Given Ratio
- Scale Drawings, Maps & Scale Factors
- Rates & Unit Rates
- Time Calculations & Time Zones
- Index Rules
- Variables, Terms, Coefficients & Constants
- Adding & Subtracting Like Terms
- Multiplying & Dividing Algebraic Terms
- Expanding with the Distributive Law
- Factorising with the Highest Common Factor
- Quadratic Equations: ax² = c
- Solving One-, Two- & Multi-step Linear Equations
- Equations with Brackets
- Equations with Fractions & Variables on Both Sides
- Word Problems to Equations
- Linear Inequalities & the Number Line
- Primes and Prime Factorisation
- Powers, Square Roots & Cube Roots
- Index Laws Review & Consolidation
- Scientific Notation for Large & Small Numbers
- Rounding & Significant Figures in Scientific Notation
- Number Patterns and Sequences
- The Cartesian Plane
- Tables of Values from Linear Rules
- Graphing Linear Relationships
- Gradient of a Line
- Gradient-Intercept Form & Horizontal/Vertical Lines
- Perimeter of Composite Shapes
- Circumference and Arc Length
- Metric Units & Conversions
- Perimeter & Area of 2D Shapes
- Area of Triangles
- Area of Circles and Sectors
- Composite Area
- Area of Special Quadrilaterals
- Volume of Prisms and Cylinders
- Capacity and Converting Units
- Right-angled Triangles & the Hypotenuse
- Stating & Applying Pythagoras' Theorem
- Finding the Hypotenuse
- Finding a Shorter Side
- Pythagorean Triads & Practical Applications
- Solving Angle Problems
- Angle Relationships
- Parallel Line Theorems
- Classifying Triangles
- Properties of Quadrilaterals
- Angle Sums of Triangles & Quadrilaterals
- Theoretical Probability of Simple Events
- Complementary Events
- Experimental Probability & Relative Frequency
- Two-step Experiments: Sample Spaces, Trees & Tables
- Venn Diagrams & Two-way Tables
- Collecting & Classifying Data
- Frequency Tables & Grouped Data
- Data Graphs: Columns, Histograms, Dot Plots, Stem-and-Leaf
- Mean, Median & Mode
- Range as a Measure of Spread
- Distribution Shape & Outliers
- Surface Area of Prisms
- Congruent Figures & Transformations
- Congruence Tests: SSS, SAS, AAS, RHS
- Geometric Proofs with Congruent Triangles
HAST Middle Secondary — Mathematical Reasoning
ACER HAST Mathematical Reasoning for Years 8 and 9 — the Middle Secondary level, sat for Year 9 and Year 10 entry. 40 minutes, four options, no calculator. Test craft, then the reasoning skills the paper actually uses, then a full practice paper.
20 lessons
- Reading the Question: and, or, not, only
- Multiple-Choice Under Time Pressure
- Classifying and Sorting
- Must, Could and Cannot
- Parity and Divisibility Arguments
- Finding the Rule
- Rates, and Reading a Scale
- Time, Duration and Crossing Midnight
- Smallest Sufficient, Largest Possible
- Direction, Distance and Displacement
- Reading Data You Have Never Seen
- Proportion and Scaling Without a Calculator
- Working Backwards from the Options
- Probability and Counting Arrangements
- Worst Case and the Pigeonhole Principle
- Cycles and Repeating Schedules
- Estimating to an Order of Magnitude
- Scatterplots, Correlation and Inference
- Reading an Experiment
- Working a Stimulus Block
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