Keystones — Bedrock
Five GCSE retrieval questions · 19 April 2016 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 54 + 85
Answer: 54 + 85 = 139 -
2. Algebra Substitution
If x = 2, find the value of 3x + 9
Answer: 15 -
3. Geometry Converting lengths
Convert 10m to cm
Answer: 1000cm -
4. Ratio Simplifying ratios
Simplify the ratio 40:25
Answer: 8:5 -
5. Statistics Mean
Find the mean of: 11, 5, 17
Answer: 11