Keystones — Bedrock
Five GCSE retrieval questions · 21 November 2014 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 46 + 29
Answer: 46 + 29 = 75 -
2. Algebra Substitution
If x = 8, find the value of 3x + 8
Answer: 32 -
3. Geometry Converting lengths
Convert 5cm to mm
Answer: 50mm -
4. Ratio Simplifying ratios
Simplify the ratio 24:12
Answer: 2:1 -
5. Statistics Mean
Find the mean of: 4, 15, 12, 13
Answer: 11