Year 7 maths topics

Key Stage 3 · ages 11 to 12 · 12 topics first taught in Year 7. Earlier topics keep coming back in review.

Number

Adding and subtracting mixed numbers: Add and subtract mixed numbers, giving the answer as an improper fraction.
Calculating with negative numbers: Add, take away, multiply and divide with negative numbers.
Prime factors: Break a number into prime factors, and read powers of primes.
Profit and loss: Work out profit, loss and percentage profit.
Significant figures and estimating: Round to significant figures, and estimate a calculation by rounding.

Proportion problems: Use the unitary method for direct proportion, and halve the time when you double the workers.
Ratio problems: Solve ratio problems when you are given one share or the difference between two shares.

Simplifying expressions: Collect like terms.
Substituting into expressions: Replace a letter with its value and calculate.

Area of compound shapes: Split a compound shape into rectangles and triangles, and add or subtract their areas.
Area of triangles and trapeziums: Find the area of a triangle, parallelogram or trapezium.

Simple probability: Work out the chance of an event with equally likely outcomes.