Keystones — Bedrock
Five GCSE retrieval questions · 27 July 2015 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 69 + 27
Answer: 69 + 27 = 96 -
2. Algebra Substitution
If x = 4, find the value of 8x + 5
Answer: 37 -
3. Geometry Converting lengths
Convert 35cm to mm
Answer: 350mm -
4. Ratio Simplifying ratios
Simplify the ratio 24:32
Answer: 3:4 -
5. Statistics Mean
Find the mean of: 20, 13, 9, 17, 11
Answer: 14