Keystones — Bedrock
Five GCSE retrieval questions · 22 June 2017 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 27 + 40
Answer: 27 + 40 = 67 -
2. Algebra Substitution
If x = 9, find the value of 8x + 12
Answer: 84 -
3. Geometry Converting lengths
Convert 8m to cm
Answer: 800cm -
4. Ratio Simplifying ratios
Simplify the ratio 16:10
Answer: 8:5 -
5. Statistics Mean
Find the mean of: 8, 8, 6, 10
Answer: 8