Keystones — Bedrock
Five GCSE retrieval questions · 23 October 2026 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 43 + 25
Answer: 43 + 25 = 68 -
2. Algebra Substitution
If x = 3, find the value of 2x + 4
Answer: 10 -
3. Geometry Converting lengths
Convert 18cm to mm
Answer: 180mm -
4. Ratio Simplifying ratios
Simplify the ratio 8:16
Answer: 1:2 -
5. Statistics Mean
Find the mean of: 6, 13, 14
Answer: 11