Keystones — Bedrock
Five GCSE retrieval questions · 2 October 2025 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 17 + 26
Answer: 17 + 26 = 43 -
2. Algebra Substitution
If x = 3, find the value of 5x + 5
Answer: 20 -
3. Geometry Converting lengths
Convert 3m to cm
Answer: 300cm -
4. Ratio Simplifying ratios
Simplify the ratio 6:10
Answer: 3:5 -
5. Statistics Mean
Find the mean of: 14, 14, 4, 3
Answer: 8.75