Keystones — Bedrock
Five GCSE retrieval questions · 13 January 2026 · mathsvault.uk/keystones
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1. Number Simplifying fractions
Simplify: 24⁄24
Answer: 8⁄8 -
2. Algebra Next term in a sequence
Find the next term: 9, 12, 15, 18, ...
Answer: 21 -
3. Geometry Properties of polygons
What is the sum of interior angles in a quadrilateral?
Answer: 360° -
4. Ratio Sharing in a ratio
Share 45 in the ratio 4:1
Answer: 36 and 9 -
5. Statistics Median
Find the median of: 11, 15, 11, 16, 8
Answer: 11