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Bedrock · Grades 1–3 Keystones #1 25 May 2025
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Keystones — Bedrock

Five GCSE retrieval questions · 25 May 2025 · mathsvault.uk/keystones

  1. 1. Number

    Calculate: 2⁄5 + 1⁄5

    Answer: 3⁄5
  2. 2. Algebra

    Simplify: 7x + 7x

    Answer: 14x
  3. 3. Geometry

    Opposite = 8cm, hypotenuse = 11.3cm. Find the angle

    Answer: 45° (approximately)
  4. 4. Ratio

    Simplify the ratio 8:4

    Answer: 2:1
  5. 5. Statistics

    Find the mean of: 15, 20, 20, 7, 15

    Answer: 15.4

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