Keystones — Bedrock
Five GCSE retrieval questions · 4 February 2025 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 40 + 44
Answer: 40 + 44 = 84 -
2. Algebra Substitution
If x = 6, find the value of 5x + 8
Answer: 38 -
3. Geometry Converting lengths
Convert 17m to cm
Answer: 1700cm -
4. Ratio Simplifying ratios
Simplify the ratio 40:35
Answer: 8:7 -
5. Statistics Mean
Find the mean of: 7, 5, 2, 3
Answer: 4.25