Keystones — Bedrock
Five GCSE retrieval questions · 2 August 2025 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 85 + 97
Answer: 85 + 97 = 182 -
2. Algebra Substitution
If x = 3, find the value of 2x + 10
Answer: 16 -
3. Geometry Converting lengths
Convert 18m to cm
Answer: 1800cm -
4. Ratio Simplifying ratios
Simplify the ratio 10:8
Answer: 5:4 -
5. Statistics Mean
Find the mean of: 5, 2, 12
Answer: 6.3333333333333