Keystones — Bedrock
Five GCSE retrieval questions · 27 June 2016 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 42 + 44
Answer: 42 + 44 = 86 -
2. Algebra Substitution
If x = 5, find the value of 4x + 8
Answer: 28 -
3. Geometry Converting lengths
Convert 44cm to mm
Answer: 440mm -
4. Ratio Simplifying ratios
Simplify the ratio 12:8
Answer: 3:2 -
5. Statistics Mean
Find the mean of: 20, 4, 9
Answer: 11