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Cornerstone · Grades 3–5 Keystones #139 19 May 2026
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Keystones — Cornerstone

Five GCSE retrieval questions · 19 May 2026 · mathsvault.uk/keystones

  1. 1. Number

    Simplify: 84 × 84

    Answer: 88
  2. 2. Algebra

    Solve: 7x = 35

    Answer: x = 5
  3. 3. Geometry

    Opposite = 7cm, hypotenuse = 8.cm. Find the angle

    Answer: 60° (approximately)
  4. 4. Ratio

    Find 73% of 293

    Answer: 213.89
  5. 5. Statistics

    Find the range of: 24, 19, 20, 44, 27

    Answer: 25

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