Keystones — Bedrock
Five GCSE retrieval questions · 21 June 2013 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 53 + 61
Answer: 53 + 61 = 114 -
2. Algebra Substitution
If x = 7, find the value of 3x + 3
Answer: 24 -
3. Geometry Converting lengths
Convert 40cm to mm
Answer: 400mm -
4. Ratio Simplifying ratios
Simplify the ratio 6:10
Answer: 3:5 -
5. Statistics Mean
Find the mean of: 1, 8, 18
Answer: 9