Keystones — Bedrock
Five GCSE retrieval questions · 4 June 2025 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 76 + 88
Answer: 76 + 88 = 164 -
2. Algebra Substitution
If x = 3, find the value of 3x + 9
Answer: 18 -
3. Geometry Converting lengths
Convert 2m to cm
Answer: 200cm -
4. Ratio Simplifying ratios
Simplify the ratio 40:35
Answer: 8:7 -
5. Statistics Mean
Find the mean of: 11, 4, 11, 4, 4
Answer: 6.8