Keystones — Bedrock
Five GCSE retrieval questions · 17 July 2016 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 16 + 47
Answer: 16 + 47 = 63 -
2. Algebra Substitution
If x = 7, find the value of 2x + 6
Answer: 20 -
3. Geometry Converting lengths
Convert 15cm to mm
Answer: 150mm -
4. Ratio Simplifying ratios
Simplify the ratio 6:18
Answer: 1:3 -
5. Statistics Mean
Find the mean of: 7, 5, 14, 10
Answer: 9