Keystones — Bedrock
Five GCSE retrieval questions · 2 July 2017 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 46 + 38
Answer: 46 + 38 = 84 -
2. Algebra Substitution
If x = 9, find the value of 4x + 7
Answer: 43 -
3. Geometry Converting lengths
Convert 41cm to mm
Answer: 410mm -
4. Ratio Simplifying ratios
Simplify the ratio 35:30
Answer: 7:6 -
5. Statistics Mean
Find the mean of: 7, 12, 25, 5, 16
Answer: 13