Keystones — Bedrock
Five GCSE retrieval questions · 2 November 2021 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 64 + 41
Answer: 64 + 41 = 105 -
2. Algebra Substitution
If x = 7, find the value of 2x + 7
Answer: 21 -
3. Geometry Converting lengths
Convert 50cm to mm
Answer: 500mm -
4. Ratio Simplifying ratios
Simplify the ratio 40:25
Answer: 8:5 -
5. Statistics Mean
Find the mean of: 3, 20, 8
Answer: 10.333333333333