Keystones — Bedrock
Five GCSE retrieval questions · 3 September 2022 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 25 + 41
Answer: 25 + 41 = 66 -
2. Algebra Substitution
If x = 7, find the value of 3x + 9
Answer: 30 -
3. Geometry Converting lengths
Convert 20m to cm
Answer: 2000cm -
4. Ratio Simplifying ratios
Simplify the ratio 14:12
Answer: 7:6 -
5. Statistics Mean
Find the mean of: 18, 19, 8
Answer: 15