Keystones — Bedrock
Five GCSE retrieval questions · 17 December 2014 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 30 + 41
Answer: 30 + 41 = 71 -
2. Algebra Substitution
If x = 6, find the value of 2x + 5
Answer: 17 -
3. Geometry Converting lengths
Convert 35cm to mm
Answer: 350mm -
4. Ratio Simplifying ratios
Simplify the ratio 10:8
Answer: 5:4 -
5. Statistics Mean
Find the mean of: 15, 16, 2
Answer: 11