Keystones — Bedrock
Five GCSE retrieval questions · 3 January 2026 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 70 + 29
Answer: 70 + 29 = 99 -
2. Algebra Substitution
If x = 10, find the value of 5x + 4
Answer: 54 -
3. Geometry Converting lengths
Convert 5m to cm
Answer: 500cm -
4. Ratio Simplifying ratios
Simplify the ratio 24:15
Answer: 8:5 -
5. Statistics Mean
Find the mean of: 15, 4, 14
Answer: 11