Keystones — Bedrock
Five GCSE retrieval questions · 10 September 2021 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 95 + 67
Answer: 95 + 67 = 162 -
2. Algebra Substitution
If x = 7, find the value of 5x + 11
Answer: 46 -
3. Geometry Converting lengths
Convert 50cm to mm
Answer: 500mm -
4. Ratio Simplifying ratios
Simplify the ratio 12:28
Answer: 3:7 -
5. Statistics Mean
Find the mean of: 9, 16, 4, 20
Answer: 12.25