Keystones — Bedrock
Five GCSE retrieval questions · 6 November 2016 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 17 + 19
Answer: 17 + 19 = 36 -
2. Algebra Substitution
If x = 8, find the value of 2x + 6
Answer: 22 -
3. Geometry Converting lengths
Convert 10m to cm
Answer: 1000cm -
4. Ratio Simplifying ratios
Simplify the ratio 18:12
Answer: 3:2 -
5. Statistics Mean
Find the mean of: 4, 9, 17
Answer: 10