Keystones — Cornerstone
Five GCSE retrieval questions · 19 April 2026 · mathsvault.uk/keystones
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1. Number
Calculate: 94 + 70
Answer: 94 + 70 = 164 -
2. Algebra
Simplify: 5x + 7x
Answer: 12x -
3. Geometry
Find the distance between (2, 5) and (8, 13)
Answer: 10 -
4. Ratio
Simplify the ratio 25:30
Answer: 5:6 -
5. Statistics
Find the mean of: 6, 2, 15
Answer: 7.6666666666667