Keystones — Bedrock
Five GCSE retrieval questions · 24 August 2025 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 37 + 44
Answer: 37 + 44 = 81 -
2. Algebra Substitution
If x = 2, find the value of 2x + 7
Answer: 11 -
3. Geometry Converting lengths
Convert 7m to cm
Answer: 700cm -
4. Ratio Simplifying ratios
Simplify the ratio 20:25
Answer: 4:5 -
5. Statistics Mean
Find the mean of: 10, 3, 6, 15
Answer: 8.5