Keystones — Bedrock
Five GCSE retrieval questions · 7 November 2025 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 41 + 35
Answer: 41 + 35 = 76 -
2. Algebra Substitution
If x = 4, find the value of 5x + 9
Answer: 29 -
3. Geometry Converting lengths
Convert 26cm to mm
Answer: 260mm -
4. Ratio Simplifying ratios
Simplify the ratio 6:12
Answer: 1:2 -
5. Statistics Mean
Find the mean of: 11, 15, 14, 14
Answer: 13.5