Keystones — Bedrock
Five GCSE retrieval questions · 24 November 2025 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 34 + 45
Answer: 34 + 45 = 79 -
2. Algebra Substitution
If x = 5, find the value of 7x + 6
Answer: 41 -
3. Geometry Converting lengths
Convert 44cm to mm
Answer: 440mm -
4. Ratio Simplifying ratios
Simplify the ratio 32:24
Answer: 4:3 -
5. Statistics Mean
Find the mean of: 9, 14, 2, 15, 18
Answer: 11.6