Keystones — Bedrock
Five GCSE retrieval questions · 22 June 2026 · mathsvault.uk/keystones
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1. Number Adding directed numbers
Calculate: 6 + (-1)
Answer: 5 -
2. Algebra Two-step equations
Solve: 5x + 9 = 44
Answer: x = 7 -
3. Geometry Converting units of time
Convert 4 minutes to seconds
Answer: 240 seconds -
4. Ratio Writing a ratio as 1 : n
Write 5:25 in the form 1:n
Answer: 1:5 -
5. Statistics Range
Find the range of: 18, 24, 39, 25, 40
Answer: 22