Keystones — Bedrock
Five GCSE retrieval questions · 17 March 2026 · mathsvault.uk/keystones
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1. Number
Calculate: 3⁄5 + 1⁄5
Answer: 4⁄5 -
2. Algebra
Factorise: 42x + 24
Answer: 6(7x + 4) -
3. Geometry
Opposite = 6cm, hypotenuse = 12cm. Find the angle
Answer: 30° (approximately) -
4. Ratio
Calculate 50% of 193
Answer: 96.5 -
5. Statistics
What is the probability of rolling a 6 on a fair die?
Answer: 1⁄6