Keystones — Cornerstone
Five GCSE retrieval questions · 18 August 2022 · mathsvault.uk/keystones
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1. Number
Calculate: 209 + 756
Answer: 209 + 756 = 965 -
2. Algebra
Factorise: 28x + 12
Answer: 4(7x + 3) -
3. Geometry
Calculate the distance between (1, 7) and (4, 11)
Answer: 5 -
4. Ratio
Simplify the ratio 40:35
Answer: 8:7 -
5. Statistics
What is the probability of getting heads when flipping a fair coin?
Answer: 1⁄2