Keystones — Bedrock
Five GCSE retrieval questions · 27 December 2013 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 29 + 10
Answer: 29 + 10 = 39 -
2. Algebra Substitution
If x = 3, find the value of 5x + 3
Answer: 18 -
3. Geometry Converting lengths
Convert 3m to cm
Answer: 300cm -
4. Ratio Simplifying ratios
Simplify the ratio 40:25
Answer: 8:5 -
5. Statistics Mean
Find the mean of: 2, 6, 19
Answer: 9