Keystones — Bedrock
Five GCSE retrieval questions · 9 July 2013 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 41 + 18
Answer: 41 + 18 = 59 -
2. Algebra Substitution
If x = 9, find the value of 3x + 10
Answer: 37 -
3. Geometry Converting lengths
Convert 46cm to mm
Answer: 460mm -
4. Ratio Simplifying ratios
Simplify the ratio 15:18
Answer: 5:6 -
5. Statistics Mean
Find the mean of: 2, 12, 16, 18
Answer: 12