Keystones — Bedrock
Five GCSE retrieval questions · 3 December 2014 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 14 + 21
Answer: 14 + 21 = 35 -
2. Algebra Substitution
If x = 3, find the value of 5x + 10
Answer: 25 -
3. Geometry Converting lengths
Convert 6m to cm
Answer: 600cm -
4. Ratio Simplifying ratios
Simplify the ratio 32:24
Answer: 4:3 -
5. Statistics Mean
Find the mean of: 17, 2, 9, 8
Answer: 9