Keystones — Bedrock
Five GCSE retrieval questions · 8 December 2015 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 12 + 47
Answer: 12 + 47 = 59 -
2. Algebra Substitution
If x = 4, find the value of 4x + 11
Answer: 27 -
3. Geometry Converting lengths
Convert 14m to cm
Answer: 1400cm -
4. Ratio Simplifying ratios
Simplify the ratio 14:10
Answer: 7:5 -
5. Statistics Mean
Find the mean of: 9, 9, 17, 11, 14
Answer: 12