Keystones — Bedrock
Five GCSE retrieval questions · 9 November 2015 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 58 + 84
Answer: 58 + 84 = 142 -
2. Algebra Substitution
If x = 3, find the value of 2x + 7
Answer: 13 -
3. Geometry Converting lengths
Convert 41cm to mm
Answer: 410mm -
4. Ratio Simplifying ratios
Simplify the ratio 30:40
Answer: 3:4 -
5. Statistics Mean
Find the mean of: 10, 6, 11
Answer: 9