Keystones — Bedrock
Five GCSE retrieval questions · 26 October 2016 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 23 + 37
Answer: 23 + 37 = 60 -
2. Algebra Substitution
If x = 3, find the value of 3x + 10
Answer: 19 -
3. Geometry Converting lengths
Convert 42cm to mm
Answer: 420mm -
4. Ratio Simplifying ratios
Simplify the ratio 14:4
Answer: 7:2 -
5. Statistics Mean
Find the mean of: 12, 2, 1
Answer: 5