Keystones — Bedrock
Five GCSE retrieval questions · 17 July 2026 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 10 + 23
Answer: 10 + 23 = 33 -
2. Algebra Substitution
If x = 6, find the value of 8x + 12
Answer: 60 -
3. Geometry Converting lengths
Convert 26cm to mm
Answer: 260mm -
4. Ratio Simplifying ratios
Simplify the ratio 12:24
Answer: 1:2 -
5. Statistics Mean
Find the mean of: 6, 13, 19, 16, 18
Answer: 14.4