Keystones — Bedrock
Five GCSE retrieval questions · 30 November 2017 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 49 + 31
Answer: 49 + 31 = 80 -
2. Algebra Substitution
If x = 4, find the value of 3x + 11
Answer: 23 -
3. Geometry Converting lengths
Convert 14m to cm
Answer: 1400cm -
4. Ratio Simplifying ratios
Simplify the ratio 16:6
Answer: 8:3 -
5. Statistics Mean
Find the mean of: 6, 8, 18, 8
Answer: 10