Keystones — Bedrock
Five GCSE retrieval questions · 8 November 2014 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 82 + 91
Answer: 82 + 91 = 173 -
2. Algebra Substitution
If x = 3, find the value of 8x + 10
Answer: 34 -
3. Geometry Converting lengths
Convert 12m to cm
Answer: 1200cm -
4. Ratio Simplifying ratios
Simplify the ratio 12:9
Answer: 4:3 -
5. Statistics Mean
Find the mean of: 13, 7, 12, 8
Answer: 10