Keystones — Bedrock
Five GCSE retrieval questions · 4 November 2018 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 33 + 13
Answer: 33 + 13 = 46 -
2. Algebra Substitution
If x = 2, find the value of 6x + 7
Answer: 19 -
3. Geometry Converting lengths
Convert 43cm to mm
Answer: 430mm -
4. Ratio Simplifying ratios
Simplify the ratio 18:12
Answer: 3:2 -
5. Statistics Mean
Find the mean of: 9, 18, 19, 8, 5
Answer: 11.8