Keystones — Bedrock
Five GCSE retrieval questions · 7 May 2012 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 46 + 35
Answer: 46 + 35 = 81 -
2. Algebra Substitution
If x = 2, find the value of 2x + 7
Answer: 11 -
3. Geometry Converting lengths
Convert 43cm to mm
Answer: 430mm -
4. Ratio Simplifying ratios
Simplify the ratio 15:24
Answer: 5:8 -
5. Statistics Mean
Find the mean of: 7, 7, 13
Answer: 9