Keystones — Bedrock
Five GCSE retrieval questions · 13 August 2022 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 24 + 59
Answer: 24 + 59 = 83 -
2. Algebra Substitution
If x = 5, find the value of 8x + 7
Answer: 47 -
3. Geometry Converting lengths
Convert 41cm to mm
Answer: 410mm -
4. Ratio Simplifying ratios
Simplify the ratio 35:10
Answer: 7:2 -
5. Statistics Mean
Find the mean of: 20, 2, 20, 10, 11
Answer: 12.6