Keystones — Bedrock
Five GCSE retrieval questions · 26 February 2017 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 26 + 56
Answer: 26 + 56 = 82 -
2. Algebra Substitution
If x = 2, find the value of 2x + 7
Answer: 11 -
3. Geometry Converting lengths
Convert 10m to cm
Answer: 1000cm -
4. Ratio Simplifying ratios
Simplify the ratio 15:30
Answer: 1:2 -
5. Statistics Mean
Find the mean of: 5, 20, 20
Answer: 15