Keystones — Bedrock
Five GCSE retrieval questions · 23 March 2018 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 24 + 14
Answer: 24 + 14 = 38 -
2. Algebra Substitution
If x = 9, find the value of 4x + 6
Answer: 42 -
3. Geometry Converting lengths
Convert 41cm to mm
Answer: 410mm -
4. Ratio Simplifying ratios
Simplify the ratio 10:25
Answer: 2:5 -
5. Statistics Mean
Find the mean of: 7, 10, 10, 11, 17
Answer: 11