Keystones — Bedrock
Five GCSE retrieval questions · 7 July 2022 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 45 + 20
Answer: 45 + 20 = 65 -
2. Algebra Substitution
If x = 5, find the value of 5x + 9
Answer: 34 -
3. Geometry Converting lengths
Convert 46cm to mm
Answer: 460mm -
4. Ratio Simplifying ratios
Simplify the ratio 18:12
Answer: 3:2 -
5. Statistics Mean
Find the mean of: 16, 15, 5, 17
Answer: 13.25