Keystones — Bedrock
Five GCSE retrieval questions · 25 September 2016 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 36 + 49
Answer: 36 + 49 = 85 -
2. Algebra Substitution
If x = 3, find the value of 2x + 7
Answer: 13 -
3. Geometry Converting lengths
Convert 23cm to mm
Answer: 230mm -
4. Ratio Simplifying ratios
Simplify the ratio 8:12
Answer: 2:3 -
5. Statistics Mean
Find the mean of: 8, 18, 7
Answer: 11