Keystones — Bedrock
Five GCSE retrieval questions · 2 February 2016 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 28 + 34
Answer: 28 + 34 = 62 -
2. Algebra Substitution
If x = 3, find the value of 5x + 9
Answer: 24 -
3. Geometry Converting lengths
Convert 2m to cm
Answer: 200cm -
4. Ratio Simplifying ratios
Simplify the ratio 24:18
Answer: 4:3 -
5. Statistics Mean
Find the mean of: 7, 12, 13, 14, 19
Answer: 13