Keystones — Bedrock
Five GCSE retrieval questions · 24 January 2026 · mathsvault.uk/keystones
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1. Number Converting fractions
Convert 8⁄10 to a decimal and percentage
Answer: 0.8 and 80% -
2. Algebra Collecting like terms
Simplify: 2x + 9x
Answer: 11x -
3. Geometry Converting masses
Convert 4kg to g
Answer: 4000g -
4. Ratio Ratio as a fraction
In a ratio of 2:5, what fraction is the first part?
Answer: 2⁄7 -
5. Statistics Mode
Find the mode of: 12, 6, 13, 9, 9, 9
Answer: 9