Keystones — Bedrock
Five GCSE retrieval questions · 26 September 2025 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 46 + 27
Answer: 46 + 27 = 73 -
2. Algebra Substitution
If x = 6, find the value of 4x + 3
Answer: 27 -
3. Geometry Converting lengths
Convert 10m to cm
Answer: 1000cm -
4. Ratio Simplifying ratios
Simplify the ratio 6:10
Answer: 3:5 -
5. Statistics Mean
Find the mean of: 16, 15, 17, 13
Answer: 15.25