Keystones — Bedrock
Five GCSE retrieval questions · 21 November 2017 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 39 + 14
Answer: 39 + 14 = 53 -
2. Algebra Substitution
If x = 5, find the value of 3x + 4
Answer: 19 -
3. Geometry Converting lengths
Convert 3m to cm
Answer: 300cm -
4. Ratio Simplifying ratios
Simplify the ratio 8:20
Answer: 2:5 -
5. Statistics Mean
Find the mean of: 6, 10, 11
Answer: 9