Keystones — Bedrock
Five GCSE retrieval questions · 25 February 2025 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 28 + 34
Answer: 28 + 34 = 62 -
2. Algebra Substitution
If x = 7, find the value of 3x + 3
Answer: 24 -
3. Geometry Converting lengths
Convert 22cm to mm
Answer: 220mm -
4. Ratio Simplifying ratios
Simplify the ratio 12:28
Answer: 3:7 -
5. Statistics Mean
Find the mean of: 16, 15, 11, 14
Answer: 14