Keystones — Bedrock
Five GCSE retrieval questions · 2 April 2016 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 73 + 34
Answer: 73 + 34 = 107 -
2. Algebra Substitution
If x = 2, find the value of 5x + 3
Answer: 13 -
3. Geometry Converting lengths
Convert 26cm to mm
Answer: 260mm -
4. Ratio Simplifying ratios
Simplify the ratio 30:15
Answer: 2:1 -
5. Statistics Mean
Find the mean of: 9, 8, 13, 11, 4
Answer: 9