Keystones — Bedrock
Five GCSE retrieval questions · 12 September 2025 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 35 + 22
Answer: 35 + 22 = 57 -
2. Algebra Substitution
If x = 7, find the value of 6x + 9
Answer: 51 -
3. Geometry Converting lengths
Convert 18m to cm
Answer: 1800cm -
4. Ratio Simplifying ratios
Simplify the ratio 4:12
Answer: 1:3 -
5. Statistics Mean
Find the mean of: 16, 12, 14
Answer: 14