Keystones — Cornerstone
Five GCSE retrieval questions · 6 May 2026 · mathsvault.uk/keystones
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1. Number
Calculate: 986 + 350
Answer: 986 + 350 = 1336 -
2. Algebra
Solve: x + 13 = 24
Answer: x = 11 -
3. Geometry
Find the distance between (4, 5) and (7, 10)
Answer: 5.83 -
4. Ratio
Simplify the ratio 15:20
Answer: 3:4 -
5. Statistics
Find the range of: 35, 16, 28, 33, 32
Answer: 19