Keystones — Cornerstone
Five GCSE retrieval questions · 26 August 2024 · mathsvault.uk/keystones
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1. Number
Calculate: 469 + 289
Answer: 469 + 289 = 758 -
2. Algebra
Expand: 4(4x + 6)
Answer: 16x + 24 -
3. Geometry
Find the area of a circle with radius 3cm
Answer: 28.27cm² -
4. Ratio
Simplify: 12:6:6
Answer: 2:1:1 -
5. Statistics
Find the mean of: 18, 20, 14, 6
Answer: 14.5