Year 8 maths topics

Key Stage 3 · ages 12 to 13 · 15 topics first taught in Year 8. Earlier topics keep coming back in review.

Number

Percentage increase and decrease: Increase or decrease an amount by a percentage, and find a percentage change.
Simple interest: Work out simple interest and the total in an account.
VAT, tax and wages: Add VAT to a price, take it off, and work out pay with overtime.

Expanding brackets: Multiply out a single bracket.
Factorising with a common factor: Factorise expressions by taking out the highest common factor.
Solving equations: Solve linear equations, including unknowns on both sides.
Solving inequalities: Solve linear inequalities and find the largest or smallest whole number that works.
Substituting negative numbers: Substitute negative numbers into expressions and formulae.
The nth term: Find the rule for the nth term of a linear sequence, and use it.

Speed, distance and time: Use speed = distance ÷ time to find a missing value.

Angles in parallel lines: Use corresponding, alternate and co-interior angles.
Constructions and loci: Know which construction gives a perpendicular bisector or an angle bisector, and describe a locus.
Transformations: Translate, reflect, rotate and enlarge points on a coordinate grid.

Averages from tables: Find the total frequency and the mean from a frequency table.
Listing outcomes: List all the possible outcomes of two events, and count the ways of getting a total.