Keystones — Cornerstone
Five GCSE retrieval questions · 9 May 2026 · mathsvault.uk/keystones
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1. Number
Calculate: 585 + 988
Answer: 585 + 988 = 1573 -
2. Algebra
Simplify: 3x + 6x
Answer: 9x -
3. Geometry
Find the distance between (3, 1) and (9, 6)
Answer: 7.81 -
4. Ratio
Simplify the ratio 14:16
Answer: 7:8 -
5. Statistics
Find the range of: 14, 26, 14, 25, 23
Answer: 12