Keystones — Cornerstone
Five GCSE retrieval questions · 25 March 2022 · mathsvault.uk/keystones
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1. Number
Add: 86.12 + 70.75
Answer: 86.12 + 70.75 = 156.87 -
2. Algebra
Collect like terms: 2x + 4y + 4x + 5y
Answer: 6x + 9y -
3. Geometry
Find the distance between (4, 1) and (8, 8)
Answer: 8.06 -
4. Ratio
Simplify the ratio 40:25
Answer: 8:5 -
5. Statistics
Calculate the range of: 65, 46, 87, 84, 76, 75
Answer: 41