Keystones — Bedrock
Five GCSE retrieval questions · 3 November 2016 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 44 + 27
Answer: 44 + 27 = 71 -
2. Algebra Substitution
If x = 7, find the value of 4x + 4
Answer: 32 -
3. Geometry Converting lengths
Convert 44cm to mm
Answer: 440mm -
4. Ratio Simplifying ratios
Simplify the ratio 16:24
Answer: 2:3 -
5. Statistics Mean
Find the mean of: 12, 7, 16, 12, 13
Answer: 12