Keystones — Bedrock
Five GCSE retrieval questions · 1 October 2025 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 58 + 52
Answer: 58 + 52 = 110 -
2. Algebra Substitution
If x = 5, find the value of 4x + 4
Answer: 24 -
3. Geometry Converting lengths
Convert 24cm to mm
Answer: 240mm -
4. Ratio Simplifying ratios
Simplify the ratio 8:14
Answer: 4:7 -
5. Statistics Mean
Find the mean of: 14, 5, 14, 14
Answer: 11.75