Keystones — Bedrock
Five GCSE retrieval questions · 3 April 2019 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 65 + 91
Answer: 65 + 91 = 156 -
2. Algebra Substitution
If x = 5, find the value of 2x + 8
Answer: 18 -
3. Geometry Converting lengths
Convert 11m to cm
Answer: 1100cm -
4. Ratio Simplifying ratios
Simplify the ratio 21:9
Answer: 7:3 -
5. Statistics Mean
Find the mean of: 19, 9, 3, 2
Answer: 8.25