Keystones — Cornerstone

Five GCSE retrieval questions · 19 August 2025 · mathsvault.uk/keystones

1. Number

Calculate: ²⁄₇ + ⁴⁄₇

Answer: ⁶⁄₇
2. Algebra

Expand: 7(x + 6)

Answer: 7x + 42
3. Geometry

Find the distance between (2, 3) and (5, 10)

Answer: 7.62
4. Ratio

Calculate 50% of 62

Answer: 31
5. Statistics

Calculate the range of: 72, 45, 57, 114, 76, 110

Answer: 69

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