Keystones — Bedrock
Five GCSE retrieval questions · 14 November 2017 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 40 + 27
Answer: 40 + 27 = 67 -
2. Algebra Substitution
If x = 4, find the value of 4x + 10
Answer: 26 -
3. Geometry Converting lengths
Convert 18m to cm
Answer: 1800cm -
4. Ratio Simplifying ratios
Simplify the ratio 10:6
Answer: 5:3 -
5. Statistics Mean
Find the mean of: 10, 17, 18
Answer: 15