Keystones — Bedrock
Five GCSE retrieval questions · 17 February 2026 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 83 + 97
Answer: 83 + 97 = 180 -
2. Algebra Substitution
If x = 7, find the value of 6x + 4
Answer: 46 -
3. Geometry Converting lengths
Convert 11m to cm
Answer: 1100cm -
4. Ratio Simplifying ratios
Simplify the ratio 40:25
Answer: 8:5 -
5. Statistics Mean
Find the mean of: 7, 15, 16
Answer: 12.666666666667