Keystones — Bedrock
Five GCSE retrieval questions · 12 December 2017 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 56 + 44
Answer: 56 + 44 = 100 -
2. Algebra Substitution
If x = 8, find the value of 3x + 7
Answer: 31 -
3. Geometry Converting lengths
Convert 41cm to mm
Answer: 410mm -
4. Ratio Simplifying ratios
Simplify the ratio 21:6
Answer: 7:2 -
5. Statistics Mean
Find the mean of: 9, 20, 4
Answer: 11