Keystones — Bedrock
Five GCSE retrieval questions · 19 July 2026 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 68 + 72
Answer: 68 + 72 = 140 -
2. Algebra Substitution
If x = 6, find the value of 6x + 10
Answer: 46 -
3. Geometry Converting lengths
Convert 22cm to mm
Answer: 220mm -
4. Ratio Simplifying ratios
Simplify the ratio 6:18
Answer: 1:3 -
5. Statistics Mean
Find the mean of: 5, 8, 19, 17
Answer: 12.25