Keystones — Bedrock
Five GCSE retrieval questions · 30 November 2013 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 61 + 37
Answer: 61 + 37 = 98 -
2. Algebra Substitution
If x = 3, find the value of 4x + 12
Answer: 24 -
3. Geometry Converting lengths
Convert 17m to cm
Answer: 1700cm -
4. Ratio Simplifying ratios
Simplify the ratio 16:4
Answer: 4:1 -
5. Statistics Mean
Find the mean of: 5, 19, 6
Answer: 10