Keystones — Cornerstone
Five GCSE retrieval questions · 4 October 2023 · mathsvault.uk/keystones
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1. Number
Calculate: 849 + 287
Answer: 849 + 287 = 1136 -
2. Algebra
Simplify: 4x + 8x
Answer: 12x -
3. Geometry
Opposite = 12cm, adjacent = 12cm. Calculate the angle
Answer: 45° -
4. Ratio
Simplify: 4:6:4
Answer: 2:3:2 -
5. Statistics
Calculate the range of: 73, 65, 48, 45, 76, 78
Answer: 33