Keystones — Bedrock
Five GCSE retrieval questions · 30 October 2025 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 36 + 22
Answer: 36 + 22 = 58 -
2. Algebra Substitution
If x = 3, find the value of 3x + 10
Answer: 19 -
3. Geometry Converting lengths
Convert 15m to cm
Answer: 1500cm -
4. Ratio Simplifying ratios
Simplify the ratio 12:16
Answer: 3:4 -
5. Statistics Mean
Find the mean of: 12, 17, 11, 8
Answer: 12