Keystones — Bedrock
Five GCSE retrieval questions · 1 July 2025 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 76 + 34
Answer: 76 + 34 = 110 -
2. Algebra Substitution
If x = 7, find the value of 3x + 3
Answer: 24 -
3. Geometry Converting lengths
Convert 4m to cm
Answer: 400cm -
4. Ratio Simplifying ratios
Simplify the ratio 30:35
Answer: 6:7 -
5. Statistics Mean
Find the mean of: 14, 20, 13, 20, 16
Answer: 16.6