Keystones — Bedrock
Five GCSE retrieval questions · 9 September 2013 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 32 + 59
Answer: 32 + 59 = 91 -
2. Algebra Substitution
If x = 9, find the value of 5x + 7
Answer: 52 -
3. Geometry Converting lengths
Convert 13cm to mm
Answer: 130mm -
4. Ratio Simplifying ratios
Simplify the ratio 12:28
Answer: 3:7 -
5. Statistics Mean
Find the mean of: 2, 2, 23
Answer: 9