Keystones — Bedrock
Five GCSE retrieval questions · 12 May 2014 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 44 + 15
Answer: 44 + 15 = 59 -
2. Algebra Substitution
If x = 7, find the value of 8x + 5
Answer: 61 -
3. Geometry Converting lengths
Convert 5cm to mm
Answer: 50mm -
4. Ratio Simplifying ratios
Simplify the ratio 30:25
Answer: 6:5 -
5. Statistics Mean
Find the mean of: 13, 4, 7, 18, 3
Answer: 9