Keystones — Bedrock
Five GCSE retrieval questions · 29 November 2012 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 13 + 46
Answer: 13 + 46 = 59 -
2. Algebra Substitution
If x = 10, find the value of 8x + 7
Answer: 87 -
3. Geometry Converting lengths
Convert 3m to cm
Answer: 300cm -
4. Ratio Simplifying ratios
Simplify the ratio 9:18
Answer: 1:2 -
5. Statistics Mean
Find the mean of: 10, 3, 2
Answer: 5