Keystones — Bedrock
Five GCSE retrieval questions · 28 April 2014 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 34 + 37
Answer: 34 + 37 = 71 -
2. Algebra Substitution
If x = 8, find the value of 3x + 4
Answer: 28 -
3. Geometry Converting lengths
Convert 13cm to mm
Answer: 130mm -
4. Ratio Simplifying ratios
Simplify the ratio 12:32
Answer: 3:8 -
5. Statistics Mean
Find the mean of: 15, 9, 21
Answer: 15