Year 9 Mathematics Extension
Course and Assessment Overview 2019
Week  Content  Assessments 

Term 1 1 
Reviewing Number (Chapter 1) Adding and subtracting integers Multiplying and dividing integers Rounding 

23 
Reviewing Number (Chapter 1) Adding and subtracting fractions Multiplying and dividing fractions Ratios Rates and direct proportion 
Assessment (End of week 3) 
45 
Financial mathematics (Chapter 2) Percentages, percentage applications, percentage increase & decrease 

56 
Financial mathematics (Chapter 2) Profits & discounts, income, simple interest, applications of simple interest 
Assessment (end of week 6) 
78 
Expressions and equations (Chapter 3) Algebraic expressions Adding and subtracting algebraic expressions Multiplying and dividing algebraic expressions Expanding algebraic expressions 

910 
Expressions and equations (Chapter 3) Solving linear equations Linear equations with fractions, brackets, pronumerals on both sides 
Assessment (week 10) 
Term 2 12 
Pythagoras theorem (Chapter 4) Exploring Pythagoras theorem Finding the length of the hypotenuse Finding the lengths of the shorter sides Applying Pythagoras’ theorem 

23 
Trigonometry (Chapter 4) Trigonometric ratios Finding side lengths Solving for the denominator Finding an angle Applying trigonometry 
Assessment (end of week 3) 
45 
Linear relations (Chapter 5) Intro to linear relations Finding x and yintercepts Graphing straight lines using intercepts Lines with one intercept 

56 
Linear relations (Chapter 5) Gradient Gradient and direct proportion Gradientintercept form 
Assessment (end of week 6) 
78 
EXAMS

EXAMS 
910 
Linear relations (Chapter 5) Finding the equation of a line Midpoint and length of a line segment Linear Modelling Nonlinear graphs 
Assessment (week 10) 
Term 3 12 
Measurement (Chapter 6) Length and perimeter Circumference of a circle Area Area of a circle 

23 
Measurement (Chapter 6) Composite shapes Surface area of prisms Surface area of a cylinder Volume Volume of a cylinder 

45 
Indices (Chapter 7) Index notation Index laws and zero power 
Assessment (start of week 4) 
56 
Indices (Chapter 7) Negative indices Scientific notation 

78 
Geometry (Chapter 8) Angles and triangles Parallel lines Quadrilaterals Polygons 
Assessment (start of week 7) 
89 
Geometry (Chapter 8) Congruent triangles Enlargement and similar figures Similar triangles Applying similar triangles 
Assessment (week 9) 
Term 4 12 
Algebraic techniques (Chapter 9) Reviewing algebra Expanding binomial products Expanding perfect squares Forming a difference of perfect squares 

34 
Algebraic techniques (Chapter 9) Factorising algebraic expressions Simplifying algebraic fractions 
Assessment (end of week 4) 
45 
Statistics and probability (Chapter 10) Probability review Using tables for twostep experiments Venn diagrams and twoway tables 

56 
Statistics and probability (Chapter 10) Using tree diagrams Experimental probability 
Assessment (week 5) 
67 
Statistics and probability (Chapter 10) Summarising data: range and measures of centre Interpreting data from tables and graphs Stemandleaf plots Grouped data 
Assessment (end of week 7) 
89  EXAMS  EXAMS 
This document is subject to revision.
The Year 9 Syllabus for mathematics can be found on the SCSA website.