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Bedrock · Grades 1–3 Keystones #1 13 July 2025
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Keystones — Bedrock

Five GCSE retrieval questions · 13 July 2025 · mathsvault.uk/keystones

  1. 1. Number

    Calculate: 1⁄5 + 3⁄5

    Answer: 4⁄5
  2. 2. Algebra

    Simplify: 8x + 6x

    Answer: 14x
  3. 3. Geometry

    Opposite = 13cm, hypotenuse = 26cm. Find the angle

    Answer: 30° (approximately)
  4. 4. Ratio

    Simplify the ratio 9:6

    Answer: 3:2
  5. 5. Statistics

    Find the mean of: 17, 11, 13

    Answer: 13.666666666667

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