Keystones — Bedrock
Five GCSE retrieval questions · 8 August 2026 · mathsvault.uk/keystones
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1. Number Converting fractions
Convert 3⁄10 to a decimal and percentage
Answer: 0.3 and 30% -
2. Algebra Collecting like terms
Simplify: 9x + 3x
Answer: 12x -
3. Geometry Converting masses
Convert 4kg to g
Answer: 4000g -
4. Ratio Ratio as a fraction
In a ratio of 2:3, what fraction is the first part?
Answer: 2⁄5 -
5. Statistics Mode
Find the mode of: 15, 10, 12, 11, 10, 10
Answer: 10