Keystones — Bedrock
Five GCSE retrieval questions · 1 February 2025 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 13 + 45
Answer: 13 + 45 = 58 -
2. Algebra Substitution
If x = 4, find the value of 7x + 3
Answer: 31 -
3. Geometry Converting lengths
Convert 37cm to mm
Answer: 370mm -
4. Ratio Simplifying ratios
Simplify the ratio 16:4
Answer: 4:1 -
5. Statistics Mean
Find the mean of: 10, 4, 12, 7, 16
Answer: 9.8