Keystones — Bedrock
Five GCSE retrieval questions · 6 July 2016 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 40 + 11
Answer: 40 + 11 = 51 -
2. Algebra Substitution
If x = 10, find the value of 4x + 3
Answer: 43 -
3. Geometry Converting lengths
Convert 20m to cm
Answer: 2000cm -
4. Ratio Simplifying ratios
Simplify the ratio 6:18
Answer: 1:3 -
5. Statistics Mean
Find the mean of: 10, 16, 7
Answer: 11