Keystones — Bedrock
Five GCSE retrieval questions · 19 June 2026 · mathsvault.uk/keystones
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1. Number
Calculate: 3⁄8 + 4⁄8
Answer: 7⁄8 -
2. Algebra
Find the next term: 23, 29, 35, 41, ...
Answer: 47 -
3. Geometry
Opposite = 10cm, hypotenuse = 20cm. Find the angle
Answer: 30° (approximately) -
4. Ratio
Simplify the ratio 15:10
Answer: 3:2 -
5. Statistics
Find the mean of: 17, 6, 12, 13, 14
Answer: 12.4