Keystones — Bedrock
Five GCSE retrieval questions · 8 April 2017 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 28 + 49
Answer: 28 + 49 = 77 -
2. Algebra Substitution
If x = 4, find the value of 3x + 12
Answer: 24 -
3. Geometry Converting lengths
Convert 5m to cm
Answer: 500cm -
4. Ratio Simplifying ratios
Simplify the ratio 6:9
Answer: 2:3 -
5. Statistics Mean
Find the mean of: 11, 8, 5
Answer: 8