Keystones — Bedrock
Five GCSE retrieval questions · 28 July 2016 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 44 + 17
Answer: 44 + 17 = 61 -
2. Algebra Substitution
If x = 5, find the value of 7x + 5
Answer: 40 -
3. Geometry Converting lengths
Convert 2m to cm
Answer: 200cm -
4. Ratio Simplifying ratios
Simplify the ratio 20:30
Answer: 2:3 -
5. Statistics Mean
Find the mean of: 11, 19, 18, 14, 8
Answer: 14