Keystones — Bedrock
Five GCSE retrieval questions · 15 October 2016 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 36 + 41
Answer: 36 + 41 = 77 -
2. Algebra Substitution
If x = 4, find the value of 6x + 10
Answer: 34 -
3. Geometry Converting lengths
Convert 20m to cm
Answer: 2000cm -
4. Ratio Simplifying ratios
Simplify the ratio 12:4
Answer: 3:1 -
5. Statistics Mean
Find the mean of: 6, 10, 2
Answer: 6