Keystones — Bedrock
Five GCSE retrieval questions · 9 April 2016 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 16 + 23
Answer: 16 + 23 = 39 -
2. Algebra Substitution
If x = 6, find the value of 6x + 5
Answer: 41 -
3. Geometry Converting lengths
Convert 20cm to mm
Answer: 200mm -
4. Ratio Simplifying ratios
Simplify the ratio 24:9
Answer: 8:3 -
5. Statistics Mean
Find the mean of: 9, 2, 10
Answer: 7