Keystones — Bedrock
Five GCSE retrieval questions · 3 November 2020 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 96 + 50
Answer: 96 + 50 = 146 -
2. Algebra Substitution
If x = 10, find the value of 2x + 3
Answer: 23 -
3. Geometry Converting lengths
Convert 41cm to mm
Answer: 410mm -
4. Ratio Simplifying ratios
Simplify the ratio 20:8
Answer: 5:2 -
5. Statistics Mean
Find the mean of: 8, 5, 14, 12, 6
Answer: 9