Keystones — Bedrock
Five GCSE retrieval questions · 14 January 2026 · mathsvault.uk/keystones
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1. Number Simplifying fractions
Simplify: 12⁄8
Answer: 3⁄2 -
2. Algebra Next term in a sequence
Find the next term: 14, 24, 34, 44, ...
Answer: 54 -
3. Geometry Properties of polygons
What is the sum of interior angles in a hexagon?
Answer: 720° -
4. Ratio Sharing in a ratio
Share 112 in the ratio 4:3
Answer: 64 and 48 -
5. Statistics Median
Find the median of: 16, 6, 15, 9, 19
Answer: 15