Keystones — Cornerstone
Five GCSE retrieval questions · 3 June 2023 · mathsvault.uk/keystones
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1. Number
Calculate: 342 + 297
Answer: 342 + 297 = 639 -
2. Algebra
Solve: x + 3 = 14
Answer: x = 11 -
3. Geometry
Opposite = 12cm, hypotenuse = 13.9cm. Find the angle
Answer: 60° (approximately) -
4. Ratio
Simplify: 10:8:8
Answer: 5:4:4 -
5. Statistics
Calculate the range of: 43, 89, 76, 51, 101, 57
Answer: 58