Keystones — Bedrock
Five GCSE retrieval questions · 28 May 2026 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 35 + 12
Answer: 35 + 12 = 47 -
2. Algebra Substitution
If x = 5, find the value of 2x + 8
Answer: 18 -
3. Geometry Converting lengths
Convert 9m to cm
Answer: 900cm -
4. Ratio Simplifying ratios
Simplify the ratio 15:12
Answer: 5:4 -
5. Statistics Mean
Find the mean of: 2, 7, 11, 10, 6
Answer: 7.2