Keystones — Bedrock
Five GCSE retrieval questions · 3 January 2015 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 11 + 35
Answer: 11 + 35 = 46 -
2. Algebra Substitution
If x = 5, find the value of 5x + 10
Answer: 35 -
3. Geometry Converting lengths
Convert 5m to cm
Answer: 500cm -
4. Ratio Simplifying ratios
Simplify the ratio 24:9
Answer: 8:3 -
5. Statistics Mean
Find the mean of: 2, 19, 6, 9
Answer: 9