Keystones — Bedrock
Five GCSE retrieval questions · 20 June 2018 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 34 + 46
Answer: 34 + 46 = 80 -
2. Algebra Substitution
If x = 10, find the value of 4x + 9
Answer: 49 -
3. Geometry Converting lengths
Convert 18cm to mm
Answer: 180mm -
4. Ratio Simplifying ratios
Simplify the ratio 14:6
Answer: 7:3 -
5. Statistics Mean
Find the mean of: 15, 13, 19, 14, 19
Answer: 16