Keystones — Bedrock
Five GCSE retrieval questions · 27 November 2016 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 34 + 27
Answer: 34 + 27 = 61 -
2. Algebra Substitution
If x = 9, find the value of 3x + 7
Answer: 34 -
3. Geometry Converting lengths
Convert 7m to cm
Answer: 700cm -
4. Ratio Simplifying ratios
Simplify the ratio 15:25
Answer: 3:5 -
5. Statistics Mean
Find the mean of: 16, 3, 5
Answer: 8