Keystones — Bedrock
Five GCSE retrieval questions · 16 June 2011 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 38 + 66
Answer: 38 + 66 = 104 -
2. Algebra Substitution
If x = 3, find the value of 5x + 4
Answer: 19 -
3. Geometry Converting lengths
Convert 44cm to mm
Answer: 440mm -
4. Ratio Simplifying ratios
Simplify the ratio 12:18
Answer: 2:3 -
5. Statistics Mean
Find the mean of: 8, 16, 6
Answer: 10