Keystones — Bedrock
Five GCSE retrieval questions · 27 January 2025 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 25 + 44
Answer: 25 + 44 = 69 -
2. Algebra Substitution
If x = 5, find the value of 7x + 3
Answer: 38 -
3. Geometry Converting lengths
Convert 16m to cm
Answer: 1600cm -
4. Ratio Simplifying ratios
Simplify the ratio 28:8
Answer: 7:2 -
5. Statistics Mean
Find the mean of: 12, 5, 14, 19
Answer: 12.5