Keystones — Cornerstone
Five GCSE retrieval questions · 16 February 2024 · mathsvault.uk/keystones
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1. Number
Calculate: 717 + 581
Answer: 717 + 581 = 1298 -
2. Algebra
Simplify: 4x + 6x
Answer: 10x -
3. Geometry
Opposite = 13cm, adjacent = 16cm. Calculate the angle
Answer: 39.1° -
4. Ratio
Simplify the ratio 20:12
Answer: 5:3 -
5. Statistics
Find the mean of: 13, 19, 20, 18
Answer: 17.5