Keystones — Bedrock
Five GCSE retrieval questions · 7 January 2014 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 17 + 49
Answer: 17 + 49 = 66 -
2. Algebra Substitution
If x = 7, find the value of 7x + 4
Answer: 53 -
3. Geometry Converting lengths
Convert 8m to cm
Answer: 800cm -
4. Ratio Simplifying ratios
Simplify the ratio 15:35
Answer: 3:7 -
5. Statistics Mean
Find the mean of: 14, 7, 18
Answer: 13