Keystones — Bedrock
Five GCSE retrieval questions · 10 September 2016 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 95 + 61
Answer: 95 + 61 = 156 -
2. Algebra Substitution
If x = 4, find the value of 3x + 6
Answer: 18 -
3. Geometry Converting lengths
Convert 10m to cm
Answer: 1000cm -
4. Ratio Simplifying ratios
Simplify the ratio 21:12
Answer: 7:4 -
5. Statistics Mean
Find the mean of: 6, 5, 12, 11, 1
Answer: 7