Keystones — Bedrock
Five GCSE retrieval questions · 7 January 2023 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 31 + 14
Answer: 31 + 14 = 45 -
2. Algebra Substitution
If x = 10, find the value of 5x + 12
Answer: 62 -
3. Geometry Converting lengths
Convert 41cm to mm
Answer: 410mm -
4. Ratio Simplifying ratios
Simplify the ratio 14:8
Answer: 7:4 -
5. Statistics Mean
Find the mean of: 9, 18, 15, 15
Answer: 14.25