Keystones — Cornerstone
Five GCSE retrieval questions · 9 March 2025 · mathsvault.uk/keystones
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1. Number
Calculate: 759 + 161
Answer: 759 + 161 = 920 -
2. Algebra
Solve: x + 3 = 13
Answer: x = 10 -
3. Geometry
Calculate the area of a circle with diameter 18cm
Answer: 254.47cm² -
4. Ratio
Calculate 50% of 82
Answer: 41 -
5. Statistics
Find the range of: 10, 9, 5, 34, 12
Answer: 29