Keystones — Bedrock
Five GCSE retrieval questions · 24 December 2025 · mathsvault.uk/keystones
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1. Number
Calculate: 1⁄8 + 1⁄8
Answer: 1⁄4 -
2. Algebra
Simplify: 7x + 7x
Answer: 14x -
3. Geometry
Opposite = 9cm, hypotenuse = 18cm. Find the angle
Answer: 30° (approximately) -
4. Ratio
Simplify the ratio 14:12
Answer: 7:6 -
5. Statistics
Find the range of: 14, 16, 24, 29, 32
Answer: 18