Keystones — Bedrock
Five GCSE retrieval questions · 5 July 2014 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 48 + 34
Answer: 48 + 34 = 82 -
2. Algebra Substitution
If x = 7, find the value of 5x + 6
Answer: 41 -
3. Geometry Converting lengths
Convert 5cm to mm
Answer: 50mm -
4. Ratio Simplifying ratios
Simplify the ratio 28:12
Answer: 7:3 -
5. Statistics Mean
Find the mean of: 7, 20, 9
Answer: 12