Keystones — Bedrock
Five GCSE retrieval questions · 11 March 2025 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 67 + 42
Answer: 67 + 42 = 109 -
2. Algebra Substitution
If x = 6, find the value of 5x + 11
Answer: 41 -
3. Geometry Converting lengths
Convert 10cm to mm
Answer: 100mm -
4. Ratio Simplifying ratios
Simplify the ratio 20:32
Answer: 5:8 -
5. Statistics Mean
Find the mean of: 13, 5, 7, 6, 4
Answer: 7