Keystones — Bedrock
Five GCSE retrieval questions · 7 February 2015 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 43 + 46
Answer: 43 + 46 = 89 -
2. Algebra Substitution
If x = 9, find the value of 4x + 9
Answer: 45 -
3. Geometry Converting lengths
Convert 3m to cm
Answer: 300cm -
4. Ratio Simplifying ratios
Simplify the ratio 6:4
Answer: 3:2 -
5. Statistics Mean
Find the mean of: 3, 7, 11
Answer: 7