Keystones — Bedrock
Five GCSE retrieval questions · 20 November 2015 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 61 + 64
Answer: 61 + 64 = 125 -
2. Algebra Substitution
If x = 8, find the value of 2x + 11
Answer: 27 -
3. Geometry Converting lengths
Convert 34cm to mm
Answer: 340mm -
4. Ratio Simplifying ratios
Simplify the ratio 24:21
Answer: 8:7 -
5. Statistics Mean
Find the mean of: 7, 14, 21
Answer: 14