Keystones — Bedrock
Five GCSE retrieval questions · 24 September 2026 · mathsvault.uk/keystones
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1. Number Converting fractions
Convert 3⁄4 to a decimal and percentage
Answer: 0.75 and 75% -
2. Algebra Collecting like terms
Simplify: 9x + 7x
Answer: 16x -
3. Geometry Converting masses
Convert 6kg to g
Answer: 6000g -
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: 8, 9, 6, 9, 9, 11
Answer: 9