Keystones — Bedrock
Five GCSE retrieval questions · 24 February 2016 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 43 + 26
Answer: 43 + 26 = 69 -
2. Algebra Substitution
If x = 7, find the value of 3x + 7
Answer: 28 -
3. Geometry Converting lengths
Convert 40cm to mm
Answer: 400mm -
4. Ratio Simplifying ratios
Simplify the ratio 8:28
Answer: 2:7 -
5. Statistics Mean
Find the mean of: 5, 9, 20, 14
Answer: 12