Keystones — Bedrock
Five GCSE retrieval questions · 16 August 2026 · mathsvault.uk/keystones
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1. Number Adding directed numbers
Calculate: -2 + 8
Answer: 6 -
2. Algebra Two-step equations
Solve: 7x + 11 = 74
Answer: x = 9 -
3. Geometry Converting units of time
Convert 9 minutes to seconds
Answer: 540 seconds -
4. Ratio Writing a ratio as 1 : n
Write 4:12 in the form 1:n
Answer: 1:3 -
5. Statistics Range
Find the range of: 22, 14, 22, 31, 7
Answer: 24