Keystones — Bedrock
Five GCSE retrieval questions · 10 July 2018 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 42 + 20
Answer: 42 + 20 = 62 -
2. Algebra Substitution
If x = 6, find the value of 5x + 7
Answer: 37 -
3. Geometry Converting lengths
Convert 27cm to mm
Answer: 270mm -
4. Ratio Simplifying ratios
Simplify the ratio 18:9
Answer: 2:1 -
5. Statistics Mean
Find the mean of: 13, 14, 15
Answer: 14