Keystones — Cornerstone
Five GCSE retrieval questions · 22 April 2023 · mathsvault.uk/keystones
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1. Number
Calculate: 909 + 201
Answer: 909 + 201 = 1110 -
2. Algebra
Find the next term: 19, 21, 23, 25, ...
Answer: 27 -
3. Geometry
Opposite = 7cm, hypotenuse = 14cm. Find the angle
Answer: 30° (approximately) -
4. Ratio
Simplify: 12:18:18
Answer: 2:3:3 -
5. Statistics
Calculate the range of: 88, 108, 68, 50, 96, 66
Answer: 58