Keystones — Bedrock
Five GCSE retrieval questions · 30 January 2026 · mathsvault.uk/keystones
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1. Number Adding directed numbers
Calculate: 7 + (-2)
Answer: 5 -
2. Algebra Two-step equations
Solve: 5x + 6 = 46
Answer: x = 8 -
3. Geometry Converting units of time
Convert 5 minutes to seconds
Answer: 300 seconds -
4. Ratio Writing a ratio as 1 : n
Write 6:30 in the form 1:n
Answer: 1:5 -
5. Statistics Range
Find the range of: 26, 19, 17, 20, 11
Answer: 15