Keystones — Bedrock
Five GCSE retrieval questions · 1 February 2026 · mathsvault.uk/keystones
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1. Number Adding directed numbers
Calculate: 3 + 10
Answer: 13 -
2. Algebra Two-step equations
Solve: 3x + 3 = 30
Answer: x = 9 -
3. Geometry Converting units of time
Convert 10 minutes to seconds
Answer: 600 seconds -
4. Ratio Writing a ratio as 1 : n
Write 3:6 in the form 1:n
Answer: 1:2 -
5. Statistics Range
Find the range of: 15, 7, 5, 5, 8
Answer: 10