Keystones — Bedrock
Five GCSE retrieval questions · 23 February 2026 · mathsvault.uk/keystones
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1. Number
Calculate: 3⁄7 + 1⁄7
Answer: 4⁄7 -
2. Algebra
Simplify: 4x + 9x
Answer: 13x -
3. Geometry
Convert 16m to cm
Answer: 1600cm -
4. Ratio
Simplify the ratio 15:6
Answer: 5:2 -
5. Statistics
Find the mean of: 10, 15, 14, 12
Answer: 12.75