Keystones — Bedrock
Five GCSE retrieval questions · 22 August 2014 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 34 + 50
Answer: 34 + 50 = 84 -
2. Algebra Substitution
If x = 2, find the value of 5x + 7
Answer: 17 -
3. Geometry Converting lengths
Convert 15m to cm
Answer: 1500cm -
4. Ratio Simplifying ratios
Simplify the ratio 6:10
Answer: 3:5 -
5. Statistics Mean
Find the mean of: 4, 11, 8, 9
Answer: 8