Keystones — Bedrock
Five GCSE retrieval questions · 14 March 2025 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 89 + 24
Answer: 89 + 24 = 113 -
2. Algebra Substitution
If x = 4, find the value of 2x + 10
Answer: 18 -
3. Geometry Converting lengths
Convert 46cm to mm
Answer: 460mm -
4. Ratio Simplifying ratios
Simplify the ratio 10:6
Answer: 5:3 -
5. Statistics Mean
Find the mean of: 14, 7, 16, 12
Answer: 12.25