Keystones — Bedrock
Five GCSE retrieval questions · 17 November 2017 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 57 + 78
Answer: 57 + 78 = 135 -
2. Algebra Substitution
If x = 8, find the value of 3x + 6
Answer: 30 -
3. Geometry Converting lengths
Convert 3m to cm
Answer: 300cm -
4. Ratio Simplifying ratios
Simplify the ratio 14:12
Answer: 7:6 -
5. Statistics Mean
Find the mean of: 4, 4, 13
Answer: 7