Keystones — Bedrock
Five GCSE retrieval questions · 18 November 2018 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 29 + 24
Answer: 29 + 24 = 53 -
2. Algebra Substitution
If x = 7, find the value of 3x + 4
Answer: 25 -
3. Geometry Converting lengths
Convert 12m to cm
Answer: 1200cm -
4. Ratio Simplifying ratios
Simplify the ratio 16:10
Answer: 8:5 -
5. Statistics Mean
Find the mean of: 7, 11, 17, 18, 19
Answer: 14.4