Keystones — Bedrock
Five GCSE retrieval questions · 27 April 2026 · mathsvault.uk/keystones
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1. Number Converting fractions
Convert 1⁄2 to a decimal and percentage
Answer: 0.5 and 50% -
2. Algebra Collecting like terms
Simplify: 3x + 9x
Answer: 12x -
3. Geometry Converting masses
Convert 9kg to g
Answer: 9000g -
4. Ratio Ratio as a fraction
In a ratio of 3:1, what fraction is the first part?
Answer: 3⁄4 -
5. Statistics Mode
Find the mode of: 5, 8, 12, 8, 8, 5
Answer: 8