Keystones — Bedrock
Five GCSE retrieval questions · 2 July 2015 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 43 + 32
Answer: 43 + 32 = 75 -
2. Algebra Substitution
If x = 4, find the value of 2x + 4
Answer: 12 -
3. Geometry Converting lengths
Convert 11m to cm
Answer: 1100cm -
4. Ratio Simplifying ratios
Simplify the ratio 8:12
Answer: 2:3 -
5. Statistics Mean
Find the mean of: 13, 16, 11, 12
Answer: 13