Keystones — Bedrock
Five GCSE retrieval questions · 21 March 2026 · mathsvault.uk/keystones
-
1. Number Adding directed numbers
Calculate: -10 + (-5)
Answer: -15 -
2. Algebra Two-step equations
Solve: 6x + 4 = 52
Answer: x = 8 -
3. Geometry Converting units of time
Convert 6 minutes to seconds
Answer: 360 seconds -
4. Ratio Writing a ratio as 1 : n
Write 4:8 in the form 1:n
Answer: 1:2 -
5. Statistics Range
Find the range of: 8, 15, 17, 5, 13
Answer: 12