Keystones — Bedrock
Five GCSE retrieval questions · 2 August 2014 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 43 + 16
Answer: 43 + 16 = 59 -
2. Algebra Substitution
If x = 7, find the value of 7x + 12
Answer: 61 -
3. Geometry Converting lengths
Convert 3m to cm
Answer: 300cm -
4. Ratio Simplifying ratios
Simplify the ratio 10:35
Answer: 2:7 -
5. Statistics Mean
Find the mean of: 17, 16, 9
Answer: 14