Keystones — Bedrock
Five GCSE retrieval questions · 31 August 2016 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 85 + 74
Answer: 85 + 74 = 159 -
2. Algebra Substitution
If x = 8, find the value of 5x + 12
Answer: 52 -
3. Geometry Converting lengths
Convert 44cm to mm
Answer: 440mm -
4. Ratio Simplifying ratios
Simplify the ratio 35:20
Answer: 7:4 -
5. Statistics Mean
Find the mean of: 18, 9, 19, 6
Answer: 13