Keystones — Bedrock
Five GCSE retrieval questions · 28 June 2025 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 68 + 37
Answer: 68 + 37 = 105 -
2. Algebra Substitution
If x = 7, find the value of 8x + 6
Answer: 62 -
3. Geometry Converting lengths
Convert 37cm to mm
Answer: 370mm -
4. Ratio Simplifying ratios
Simplify the ratio 6:15
Answer: 2:5 -
5. Statistics Mean
Find the mean of: 18, 16, 15, 3
Answer: 13