Keystones — Bedrock
Five GCSE retrieval questions · 21 April 2023 · mathsvault.uk/keystones
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1. Number
Calculate: 7⁄10 + 2⁄10
Answer: 9⁄10 -
2. Algebra
Simplify: 5x + 6x
Answer: 11x -
3. Geometry
Opposite = 7cm, hypotenuse = 9.9cm. Find the angle
Answer: 45° (approximately) -
4. Ratio
Calculate 10% of 63
Answer: 6.3 -
5. Statistics
What is the probability of getting heads when flipping a fair coin?
Answer: 1⁄2