Year 9 adventure
Follow the path in order, just like your class does.
Unit 1
Indices & Standard Form
Laws of indices · Zero & negative powers · Standard form · Calculating in standard form
Unit 2
Expanding & Factorising
Expanding single brackets · Expanding double brackets · Factorising · Factorising quadratics
Unit 3
Equations & Inequalities
Unknowns on both sides · Equations with brackets · Inequalities · Simultaneous equations
Unit 4
Straight-Line Graphs
y = mx + c · Gradient · y-intercept · Gradient from two points
Unit 5
Pythagoras' Theorem
Finding the hypotenuse · Finding a shorter side · Pythagorean triples · Problems in context
Unit 6
Percentage Change
Multipliers · Percentage increase & decrease · Reverse percentages · Compound interest
Unit 7
Proportion & Rates
Direct & inverse proportion · Speed, distance, time · Density · Best buys
Unit 8
Circles & Volume
Circumference · Area of a circle · Volume of prisms & cylinders · Surface area
Unit 9
Angles in Polygons
Parallel lines · Interior angles · Exterior angles · Regular polygons
Unit 10
Probability
Mutually exclusive events · Independent events · Tree diagrams · Relative frequency
Unit 11
Data & Averages
Averages & range · Mean from a frequency table · Scatter graphs & correlation · Comparing distributions