Keystones — Bedrock
Five GCSE retrieval questions · 2 December 2025 · mathsvault.uk/keystones
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1. Number
Calculate: 5⁄8 + 2⁄8
Answer: 7⁄8 -
2. Algebra
Simplify: 9x + 4x
Answer: 13x -
3. Geometry
Find the area of a circle with radius 9cm
Answer: 254.47cm² -
4. Ratio
Simplify the ratio 10:12
Answer: 5:6 -
5. Statistics
Find the median of: 19, 8, 13, 15, 17
Answer: 15