Keystones — Bedrock
Five GCSE retrieval questions · 28 May 2025 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 47 + 54
Answer: 47 + 54 = 101 -
2. Algebra Substitution
If x = 8, find the value of 5x + 11
Answer: 51 -
3. Geometry Converting lengths
Convert 17m to cm
Answer: 1700cm -
4. Ratio Simplifying ratios
Simplify the ratio 20:32
Answer: 5:8 -
5. Statistics Mean
Find the mean of: 6, 19, 9, 12
Answer: 11.5