Keystones — Bedrock
Five GCSE retrieval questions · 31 August 2026 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 94 + 27
Answer: 94 + 27 = 121 -
2. Algebra Substitution
If x = 7, find the value of 6x + 6
Answer: 48 -
3. Geometry Converting lengths
Convert 8m to cm
Answer: 800cm -
4. Ratio Simplifying ratios
Simplify the ratio 15:35
Answer: 3:7 -
5. Statistics Mean
Find the mean of: 12, 17, 10, 9, 20
Answer: 13.6