Keystones — Bedrock
Five GCSE retrieval questions · 31 December 2025 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 40 + 35
Answer: 40 + 35 = 75 -
2. Algebra Substitution
If x = 6, find the value of 7x + 11
Answer: 53 -
3. Geometry Converting lengths
Convert 12m to cm
Answer: 1200cm -
4. Ratio Simplifying ratios
Simplify the ratio 12:6
Answer: 2:1 -
5. Statistics Mean
Find the mean of: 2, 16, 2, 10, 17
Answer: 9.4