Keystones — Bedrock
Five GCSE retrieval questions · 1 September 2016 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 28 + 57
Answer: 28 + 57 = 85 -
2. Algebra Substitution
If x = 6, find the value of 2x + 11
Answer: 23 -
3. Geometry Converting lengths
Convert 45cm to mm
Answer: 450mm -
4. Ratio Simplifying ratios
Simplify the ratio 14:16
Answer: 7:8 -
5. Statistics Mean
Find the mean of: 14, 18, 4
Answer: 12