Cambridge Year 9 Checkpoint · Revision notes
Mathematics revision notes
Topic by topic notes, worked examples and practice questions for every topic in the Cambridge Lower Secondary Stage 9 Mathematics syllabus.
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Number
- 1.Integers powers and rootsSigned numbers and order of operations, Factors and multiples, Index laws and standard form, Rational and irrational numbers
- 2.Fractions decimals and accuracyFraction arithmetic, Recurring decimals, Rounding and estimation, Limits of accuracy
- 3.Ratio proportion and percentagesRatios and sharing, Direct and inverse proportion, Percentage change, Rates and compound measures
Algebra
- 1.Expressions and formulaeCollecting terms and substitution, Expanding and factorising, Algebraic fractions, Changing the subject
- 2.Equations and inequalitiesLinear equations, Simultaneous equations, Inequalities and number lines, Forming equations
- 3.Sequences and functionsTerm to term and position rules, Linear and simple quadratic sequences, Function machines and inverses
- 4.Graphs and relationshipsStraight line graphs, Gradients and intercepts, Curved graphs, Distance-time graphs
Geometry and Measure
- 1.Angles polygons and constructionsAngle reasoning and parallel lines, Polygon angle sums, Bearings, Constructions and loci
- 2.Pythagoras and similar shapesPythagoras in right-angled triangles, Congruence and similarity, Scale drawings, Length area and volume scale factors
- 3.Perimeter area and solidsCircles and compound areas, Prism and cylinder volumes, Surface area and nets, Units and capacity
- 4.Transformations and coordinatesReflections and rotations, Translations and vectors, Enlargements, Symmetry and three-dimensional views
Statistics and Probability
- 1.Collecting and displaying dataStatistical questions and samples, Data types and grouped tables, Charts and frequency polygons, Scatter graphs and correlation
- 2.Averages spread and comparisonMean median mode and range, Frequency table calculations, Grouped data estimates, Comparing distributions
- 3.Probability and combined eventsProbability scale and complements, Sample spaces, Independent and dependent events, Experimental probability and expected frequency
These are Bright Minds revision notes and practice questions in Cambridge style, not official Cambridge International materials. Always check the syllabus year with your school.