Keystones — Bedrock
Five GCSE retrieval questions · 9 April 2026 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 40 + 24
Answer: 40 + 24 = 64 -
2. Algebra Substitution
If x = 9, find the value of 3x + 10
Answer: 37 -
3. Geometry Converting lengths
Convert 16m to cm
Answer: 1600cm -
4. Ratio Simplifying ratios
Simplify the ratio 20:40
Answer: 1:2 -
5. Statistics Mean
Find the mean of: 9, 14, 6, 10
Answer: 9.75