Keystones — Bedrock
Five GCSE retrieval questions · 12 July 2025 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 32 + 34
Answer: 32 + 34 = 66 -
2. Algebra Substitution
If x = 10, find the value of 6x + 12
Answer: 72 -
3. Geometry Converting lengths
Convert 3m to cm
Answer: 300cm -
4. Ratio Simplifying ratios
Simplify the ratio 14:12
Answer: 7:6 -
5. Statistics Mean
Find the mean of: 5, 15, 18, 3
Answer: 10.25