Keystones — Bedrock
Five GCSE retrieval questions · 20 March 2017 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 39 + 46
Answer: 39 + 46 = 85 -
2. Algebra Substitution
If x = 10, find the value of 3x + 7
Answer: 37 -
3. Geometry Converting lengths
Convert 2m to cm
Answer: 200cm -
4. Ratio Simplifying ratios
Simplify the ratio 10:14
Answer: 5:7 -
5. Statistics Mean
Find the mean of: 9, 5, 7
Answer: 7