Keystones — Bedrock
Five GCSE retrieval questions · 13 September 2025 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 34 + 40
Answer: 34 + 40 = 74 -
2. Algebra Substitution
If x = 4, find the value of 2x + 10
Answer: 18 -
3. Geometry Converting lengths
Convert 13m to cm
Answer: 1300cm -
4. Ratio Simplifying ratios
Simplify the ratio 8:10
Answer: 4:5 -
5. Statistics Mean
Find the mean of: 3, 6, 15, 10
Answer: 8.5