Keystones — Bedrock
Five GCSE retrieval questions · 10 March 2026 · mathsvault.uk/keystones
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1. Number Converting fractions
Convert 1⁄5 to a decimal and percentage
Answer: 0.2 and 20% -
2. Algebra Collecting like terms
Simplify: 5x + 2x
Answer: 7x -
3. Geometry Converting masses
Convert 9kg to g
Answer: 9000g -
4. Ratio Ratio as a fraction
In a ratio of 4:3, what fraction is the first part?
Answer: 4⁄7 -
5. Statistics Mode
Find the mode of: 13, 15, 10, 10, 10, 6
Answer: 10