Keystones — Bedrock
Five GCSE retrieval questions · 6 December 2016 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 14 + 45
Answer: 14 + 45 = 59 -
2. Algebra Substitution
If x = 4, find the value of 5x + 3
Answer: 23 -
3. Geometry Converting lengths
Convert 45cm to mm
Answer: 450mm -
4. Ratio Simplifying ratios
Simplify the ratio 8:12
Answer: 2:3 -
5. Statistics Mean
Find the mean of: 15, 20, 10
Answer: 15