Keystones — Bedrock
Five GCSE retrieval questions · 10 November 2017 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 41 + 69
Answer: 41 + 69 = 110 -
2. Algebra Substitution
If x = 8, find the value of 4x + 6
Answer: 38 -
3. Geometry Converting lengths
Convert 17cm to mm
Answer: 170mm -
4. Ratio Simplifying ratios
Simplify the ratio 14:6
Answer: 7:3 -
5. Statistics Mean
Find the mean of: 21, 7, 4, 19, 9
Answer: 12