Keystones — Bedrock
Five GCSE retrieval questions · 30 December 2017 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 27 + 19
Answer: 27 + 19 = 46 -
2. Algebra Substitution
If x = 3, find the value of 2x + 12
Answer: 18 -
3. Geometry Converting lengths
Convert 7m to cm
Answer: 700cm -
4. Ratio Simplifying ratios
Simplify the ratio 16:4
Answer: 4:1 -
5. Statistics Mean
Find the mean of: 19, 2, 18, 14, 2
Answer: 11