Keystones — Bedrock
Five GCSE retrieval questions · 4 October 2017 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 36 + 77
Answer: 36 + 77 = 113 -
2. Algebra Substitution
If x = 8, find the value of 6x + 7
Answer: 55 -
3. Geometry Converting lengths
Convert 41cm to mm
Answer: 410mm -
4. Ratio Simplifying ratios
Simplify the ratio 14:6
Answer: 7:3 -
5. Statistics Mean
Find the mean of: 19, 3, 20
Answer: 14