Keystones — Bedrock
Five GCSE retrieval questions · 21 February 2025 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 84 + 22
Answer: 84 + 22 = 106 -
2. Algebra Substitution
If x = 8, find the value of 6x + 7
Answer: 55 -
3. Geometry Converting lengths
Convert 17m to cm
Answer: 1700cm -
4. Ratio Simplifying ratios
Simplify the ratio 25:35
Answer: 5:7 -
5. Statistics Mean
Find the mean of: 7, 7, 13, 7
Answer: 8.5