Keystones — Bedrock
Five GCSE retrieval questions · 23 November 2016 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 22 + 34
Answer: 22 + 34 = 56 -
2. Algebra Substitution
If x = 10, find the value of 6x + 5
Answer: 65 -
3. Geometry Converting lengths
Convert 45cm to mm
Answer: 450mm -
4. Ratio Simplifying ratios
Simplify the ratio 15:24
Answer: 5:8 -
5. Statistics Mean
Find the mean of: 9, 6, 12, 17
Answer: 11