Keystones — Cornerstone
Five GCSE retrieval questions · 1 June 2024 · mathsvault.uk/keystones
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1. Number
Calculate: 637 + 168
Answer: 637 + 168 = 805 -
2. Algebra
Solve: x + 11 = 24
Answer: x = 13 -
3. Geometry
Opposite = 6cm, hypotenuse = 8.5cm. Find the angle
Answer: 45° (approximately) -
4. Ratio
Simplify: 6:12:6
Answer: 1:2:1 -
5. Statistics
Find the mean of: 2, 11, 6, 11, 9
Answer: 7.8