Keystones — Bedrock
Five GCSE retrieval questions · 11 July 2014 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 26 + 43
Answer: 26 + 43 = 69 -
2. Algebra Substitution
If x = 5, find the value of 5x + 10
Answer: 35 -
3. Geometry Converting lengths
Convert 15m to cm
Answer: 1500cm -
4. Ratio Simplifying ratios
Simplify the ratio 25:35
Answer: 5:7 -
5. Statistics Mean
Find the mean of: 17, 5, 5
Answer: 9