Keystones — Bedrock
Five GCSE retrieval questions · 20 February 2019 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 17 + 24
Answer: 17 + 24 = 41 -
2. Algebra Substitution
If x = 10, find the value of 3x + 12
Answer: 42 -
3. Geometry Converting lengths
Convert 41cm to mm
Answer: 410mm -
4. Ratio Simplifying ratios
Simplify the ratio 10:12
Answer: 5:6 -
5. Statistics Mean
Find the mean of: 9, 8, 3
Answer: 6.6666666666667