Keystones — Bedrock
Five GCSE retrieval questions · 23 January 2016 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 14 + 42
Answer: 14 + 42 = 56 -
2. Algebra Substitution
If x = 4, find the value of 5x + 7
Answer: 27 -
3. Geometry Converting lengths
Convert 43cm to mm
Answer: 430mm -
4. Ratio Simplifying ratios
Simplify the ratio 40:15
Answer: 8:3 -
5. Statistics Mean
Find the mean of: 5, 14, 7, 18
Answer: 11