Keystones — Bedrock
Five GCSE retrieval questions · 22 January 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: 8x + 9x
Answer: 17x -
3. Geometry Converting masses
Convert 10kg to g
Answer: 10000g -
4. Ratio Ratio as a fraction
In a ratio of 4:1, what fraction is the first part?
Answer: 4⁄5 -
5. Statistics Mode
Find the mode of: 14, 14, 9, 11, 14, 14
Answer: 14