Keystones — Cornerstone
Five GCSE retrieval questions · 7 April 2026 · mathsvault.uk/keystones
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1. Number
Calculate: 4⁄7 + 1⁄7
Answer: 5⁄7 -
2. Algebra
Find the next term: 12, 19, 26, 33, ...
Answer: 40 -
3. Geometry
Calculate the area of a circle with diameter 13cm
Answer: 132.73cm² -
4. Ratio
Simplify: 24:12:12
Answer: 2:1:1 -
5. Statistics
Calculate the range of: 60, 38, 62, 77, 54, 84
Answer: 46