Keystones — Bedrock
Five GCSE retrieval questions · 12 November 2016 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 41 + 40
Answer: 41 + 40 = 81 -
2. Algebra Substitution
If x = 3, find the value of 4x + 11
Answer: 23 -
3. Geometry Converting lengths
Convert 14m to cm
Answer: 1400cm -
4. Ratio Simplifying ratios
Simplify the ratio 12:18
Answer: 2:3 -
5. Statistics Mean
Find the mean of: 18, 17, 7
Answer: 14