Keystones — Bedrock
Five GCSE retrieval questions · 29 August 2025 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 67 + 57
Answer: 67 + 57 = 124 -
2. Algebra Substitution
If x = 7, find the value of 6x + 11
Answer: 53 -
3. Geometry Converting lengths
Convert 25cm to mm
Answer: 250mm -
4. Ratio Simplifying ratios
Simplify the ratio 6:4
Answer: 3:2 -
5. Statistics Mean
Find the mean of: 3, 3, 9, 16, 9
Answer: 8