Keystones — Bedrock
Five GCSE retrieval questions · 11 November 2016 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 57 + 40
Answer: 57 + 40 = 97 -
2. Algebra Substitution
If x = 4, find the value of 2x + 5
Answer: 13 -
3. Geometry Converting lengths
Convert 5cm to mm
Answer: 50mm -
4. Ratio Simplifying ratios
Simplify the ratio 28:8
Answer: 7:2 -
5. Statistics Mean
Find the mean of: 3, 20, 18, 11
Answer: 13