Keystones — Bedrock
Five GCSE retrieval questions · 23 April 2026 · mathsvault.uk/keystones
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1. Number Simplifying fractions
Simplify: 21⁄21
Answer: 7⁄7 -
2. Algebra Next term in a sequence
Find the next term: 20, 22, 24, 26, ...
Answer: 28 -
3. Geometry Properties of polygons
Calculate one exterior angle of a regular 6-sided polygon
Answer: 60° -
4. Ratio Sharing in a ratio
Share 90 in the ratio 1:2
Answer: 30 and 60 -
5. Statistics Median
Find the median of: 9, 16, 14, 15, 7
Answer: 14