Keystones — Bedrock
Five GCSE retrieval questions · 16 April 2025 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 34 + 25
Answer: 34 + 25 = 59 -
2. Algebra Substitution
If x = 9, find the value of 5x + 12
Answer: 57 -
3. Geometry Converting lengths
Convert 14cm to mm
Answer: 140mm -
4. Ratio Simplifying ratios
Simplify the ratio 16:28
Answer: 4:7 -
5. Statistics Mean
Find the mean of: 3, 17, 3, 13, 16
Answer: 10.4