Keystones — Bedrock
Five GCSE retrieval questions · 1 August 2015 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 45 + 32
Answer: 45 + 32 = 77 -
2. Algebra Substitution
If x = 4, find the value of 5x + 4
Answer: 24 -
3. Geometry Converting lengths
Convert 7m to cm
Answer: 700cm -
4. Ratio Simplifying ratios
Simplify the ratio 4:12
Answer: 1:3 -
5. Statistics Mean
Find the mean of: 11, 10, 10, 15, 24
Answer: 14