Keystones — Bedrock
Five GCSE retrieval questions · 28 January 2017 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 30 + 11
Answer: 30 + 11 = 41 -
2. Algebra Substitution
If x = 3, find the value of 5x + 3
Answer: 18 -
3. Geometry Converting lengths
Convert 5m to cm
Answer: 500cm -
4. Ratio Simplifying ratios
Simplify the ratio 8:12
Answer: 2:3 -
5. Statistics Mean
Find the mean of: 4, 10, 4, 10
Answer: 7