Keystones — Bedrock
Five GCSE retrieval questions · 19 August 2016 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 30 + 46
Answer: 30 + 46 = 76 -
2. Algebra Substitution
If x = 10, find the value of 5x + 8
Answer: 58 -
3. Geometry Converting lengths
Convert 4m to cm
Answer: 400cm -
4. Ratio Simplifying ratios
Simplify the ratio 21:24
Answer: 7:8 -
5. Statistics Mean
Find the mean of: 3, 22, 2
Answer: 9