Keystones — Bedrock
Five GCSE retrieval questions · 13 January 2025 · mathsvault.uk/keystones
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1. Number
Calculate: 1⁄8 + 4⁄8
Answer: 5⁄8 -
2. Algebra
Simplify: 9x + 9x
Answer: 18x -
3. Geometry
Find the area of a circle with radius 4cm
Answer: 50.27cm² -
4. Ratio
Calculate 50% of 54
Answer: 27 -
5. Statistics
What is the probability of getting heads when flipping a fair coin?
Answer: 1⁄2