Keystones — Bedrock
Five GCSE retrieval questions · 10 January 2017 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 24 + 35
Answer: 24 + 35 = 59 -
2. Algebra Substitution
If x = 10, find the value of 5x + 10
Answer: 60 -
3. Geometry Converting lengths
Convert 42cm to mm
Answer: 420mm -
4. Ratio Simplifying ratios
Simplify the ratio 16:12
Answer: 4:3 -
5. Statistics Mean
Find the mean of: 18, 8, 13
Answer: 13