Keystones — Bedrock
Five GCSE retrieval questions · 21 July 2026 · mathsvault.uk/keystones
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1. Number
Calculate: 2⁄6 + 2⁄6
Answer: 2⁄3 -
2. Algebra
Factorise: 4x + 8
Answer: 2(2x + 4) -
3. Geometry
Opposite = 7cm, hypotenuse = 14cm. Find the angle
Answer: 30° (approximately) -
4. Ratio
Simplify the ratio 15:40
Answer: 3:8 -
5. Statistics
Find the range of: 23, 22, 11, 29, 18
Answer: 18