Keystones — Bedrock
Five GCSE retrieval questions · 2 August 2016 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 39 + 14
Answer: 39 + 14 = 53 -
2. Algebra Substitution
If x = 7, find the value of 7x + 4
Answer: 53 -
3. Geometry Converting lengths
Convert 22cm to mm
Answer: 220mm -
4. Ratio Simplifying ratios
Simplify the ratio 35:30
Answer: 7:6 -
5. Statistics Mean
Find the mean of: 19, 1, 10
Answer: 10