Keystones — Bedrock
Five GCSE retrieval questions · 19 November 2016 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 41 + 94
Answer: 41 + 94 = 135 -
2. Algebra Substitution
If x = 6, find the value of 8x + 4
Answer: 52 -
3. Geometry Converting lengths
Convert 50cm to mm
Answer: 500mm -
4. Ratio Simplifying ratios
Simplify the ratio 18:6
Answer: 3:1 -
5. Statistics Mean
Find the mean of: 9, 4, 16, 12, 14
Answer: 11