Keystones — Bedrock
Five GCSE retrieval questions · 19 April 2014 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 35 + 82
Answer: 35 + 82 = 117 -
2. Algebra Substitution
If x = 5, find the value of 6x + 7
Answer: 37 -
3. Geometry Converting lengths
Convert 5m to cm
Answer: 500cm -
4. Ratio Simplifying ratios
Simplify the ratio 30:20
Answer: 3:2 -
5. Statistics Mean
Find the mean of: 17, 12, 1
Answer: 10