Keystones — Bedrock
Five GCSE retrieval questions · 10 March 2026 · mathsvault.uk/keystones
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1. Number
Calculate: 67 + 77
Answer: 67 + 77 = 144 -
2. Algebra
Simplify: 8x + 2x
Answer: 10x -
3. Geometry
Opposite = 10cm, hypotenuse = 20cm. Find the angle
Answer: 30° (approximately) -
4. Ratio
Simplify the ratio 6:8
Answer: 3:4 -
5. Statistics
What is the probability of rolling a 4 on a fair die?
Answer: 1⁄6