Keystones — Bedrock
Five GCSE retrieval questions · 24 March 2017 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 59 + 25
Answer: 59 + 25 = 84 -
2. Algebra Substitution
If x = 3, find the value of 5x + 5
Answer: 20 -
3. Geometry Converting lengths
Convert 13cm to mm
Answer: 130mm -
4. Ratio Simplifying ratios
Simplify the ratio 8:28
Answer: 2:7 -
5. Statistics Mean
Find the mean of: 14, 11, 17, 10, 3
Answer: 11