Keystones — Bedrock
Five GCSE retrieval questions · 17 January 2016 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 46 + 68
Answer: 46 + 68 = 114 -
2. Algebra Substitution
If x = 2, find the value of 7x + 7
Answer: 21 -
3. Geometry Converting lengths
Convert 20m to cm
Answer: 2000cm -
4. Ratio Simplifying ratios
Simplify the ratio 12:8
Answer: 3:2 -
5. Statistics Mean
Find the mean of: 3, 19, 20, 11, 2
Answer: 11