Keystones — Bedrock
Five GCSE retrieval questions · 13 December 2025 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 37 + 30
Answer: 37 + 30 = 67 -
2. Algebra Substitution
If x = 10, find the value of 2x + 6
Answer: 26 -
3. Geometry Converting lengths
Convert 49cm to mm
Answer: 490mm -
4. Ratio Simplifying ratios
Simplify the ratio 24:8
Answer: 3:1 -
5. Statistics Mean
Find the mean of: 9, 9, 4, 9
Answer: 7.75