Keystones — Bedrock
Five GCSE retrieval questions · 2 November 2020 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 37 + 30
Answer: 37 + 30 = 67 -
2. Algebra Substitution
If x = 9, find the value of 4x + 5
Answer: 41 -
3. Geometry Converting lengths
Convert 13cm to mm
Answer: 130mm -
4. Ratio Simplifying ratios
Simplify the ratio 10:4
Answer: 5:2 -
5. Statistics Mean
Find the mean of: 4, 14, 2, 18, 11
Answer: 9.8