Keystones — Bedrock
Five GCSE retrieval questions · 17 October 2014 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 13 + 47
Answer: 13 + 47 = 60 -
2. Algebra Substitution
If x = 3, find the value of 8x + 4
Answer: 28 -
3. Geometry Converting lengths
Convert 30cm to mm
Answer: 300mm -
4. Ratio Simplifying ratios
Simplify the ratio 14:16
Answer: 7:8 -
5. Statistics Mean
Find the mean of: 11, 20, 8
Answer: 13