Keystones — Bedrock
Five GCSE retrieval questions · 5 November 2018 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 70 + 49
Answer: 70 + 49 = 119 -
2. Algebra Substitution
If x = 2, find the value of 3x + 8
Answer: 14 -
3. Geometry Converting lengths
Convert 6m to cm
Answer: 600cm -
4. Ratio Simplifying ratios
Simplify the ratio 12:16
Answer: 3:4 -
5. Statistics Mean
Find the mean of: 8, 17, 10, 11, 20
Answer: 13.2