Keystones — Bedrock
Five GCSE retrieval questions · 13 May 2017 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 29 + 40
Answer: 29 + 40 = 69 -
2. Algebra Substitution
If x = 8, find the value of 2x + 4
Answer: 20 -
3. Geometry Converting lengths
Convert 13cm to mm
Answer: 130mm -
4. Ratio Simplifying ratios
Simplify the ratio 12:9
Answer: 4:3 -
5. Statistics Mean
Find the mean of: 15, 7, 15, 7
Answer: 11