Keystones — Bedrock
Five GCSE retrieval questions · 5 September 2022 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 86 + 30
Answer: 86 + 30 = 116 -
2. Algebra Substitution
If x = 6, find the value of 2x + 12
Answer: 24 -
3. Geometry Converting lengths
Convert 41cm to mm
Answer: 410mm -
4. Ratio Simplifying ratios
Simplify the ratio 20:28
Answer: 5:7 -
5. Statistics Mean
Find the mean of: 12, 9, 4, 20
Answer: 11.25