Keystones — Bedrock
Five GCSE retrieval questions · 20 March 2026 · mathsvault.uk/keystones
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1. Number Adding directed numbers
Calculate: 2 + 0
Answer: 2 -
2. Algebra Two-step equations
Solve: 6x + 9 = 63
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 5:15 in the form 1:n
Answer: 1:3 -
5. Statistics Range
Find the range of: 33, 26, 20, 30, 44
Answer: 24