Keystones — Bedrock
Five GCSE retrieval questions · 5 September 2014 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 15 + 32
Answer: 15 + 32 = 47 -
2. Algebra Substitution
If x = 3, find the value of 6x + 10
Answer: 28 -
3. Geometry Converting lengths
Convert 40cm to mm
Answer: 400mm -
4. Ratio Simplifying ratios
Simplify the ratio 6:9
Answer: 2:3 -
5. Statistics Mean
Find the mean of: 13, 18, 20, 14, 5
Answer: 14