Keystones — Bedrock
Five GCSE retrieval questions · 1 August 2017 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 31 + 15
Answer: 31 + 15 = 46 -
2. Algebra Substitution
If x = 7, find the value of 2x + 4
Answer: 18 -
3. Geometry Converting lengths
Convert 17m to cm
Answer: 1700cm -
4. Ratio Simplifying ratios
Simplify the ratio 20:12
Answer: 5:3 -
5. Statistics Mean
Find the mean of: 19, 5, 6
Answer: 10