Keystones — Bedrock
Five GCSE retrieval questions · 20 August 2016 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 87 + 34
Answer: 87 + 34 = 121 -
2. Algebra Substitution
If x = 4, find the value of 5x + 7
Answer: 27 -
3. Geometry Converting lengths
Convert 8m to cm
Answer: 800cm -
4. Ratio Simplifying ratios
Simplify the ratio 8:6
Answer: 4:3 -
5. Statistics Mean
Find the mean of: 19, 11, 6
Answer: 12