Keystones — Bedrock
Five GCSE retrieval questions · 1 July 2026 · mathsvault.uk/keystones
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1. Number
Calculate: 39 + 11
Answer: 39 + 11 = 50 -
2. Algebra
Simplify: 6x + 2x
Answer: 8x -
3. Geometry
Opposite = 5cm, hypotenuse = 10cm. Find the angle
Answer: 30° (approximately) -
4. Ratio
Calculate 50% of 160
Answer: 80 -
5. Statistics
Find the mean of: 7, 17, 9
Answer: 11