Keystones — Bedrock
Five GCSE retrieval questions · 25 June 2025 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 40 + 64
Answer: 40 + 64 = 104 -
2. Algebra Substitution
If x = 7, find the value of 8x + 8
Answer: 64 -
3. Geometry Converting lengths
Convert 14m to cm
Answer: 1400cm -
4. Ratio Simplifying ratios
Simplify the ratio 20:28
Answer: 5:7 -
5. Statistics Mean
Find the mean of: 6, 3, 11
Answer: 6.6666666666667