Keystones — Bedrock
Five GCSE retrieval questions · 23 August 2025 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 67 + 58
Answer: 67 + 58 = 125 -
2. Algebra Substitution
If x = 6, find the value of 5x + 6
Answer: 36 -
3. Geometry Converting lengths
Convert 16m to cm
Answer: 1600cm -
4. Ratio Simplifying ratios
Simplify the ratio 12:8
Answer: 3:2 -
5. Statistics Mean
Find the mean of: 9, 15, 4
Answer: 9.3333333333333