Keystones — Bedrock
Five GCSE retrieval questions · 8 March 2026 · mathsvault.uk/keystones
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1. Number Simplifying fractions
Simplify: 12⁄12
Answer: 4⁄4 -
2. Algebra Next term in a sequence
Find the next term: 11, 21, 31, 41, ...
Answer: 51 -
3. Geometry Properties of polygons
What is the sum of interior angles in a triangle?
Answer: 180° -
4. Ratio Sharing in a ratio
Share 65 in the ratio 3:2
Answer: 39 and 26 -
5. Statistics Median
Find the median of: 13, 5, 17, 16, 17
Answer: 16