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Bedrock · Grades 1–3 Keystones #1 5 October 2021
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Keystones — Bedrock

Five GCSE retrieval questions · 5 October 2021 · mathsvault.uk/keystones

  1. 1. Number

    Calculate: 6⁄8 + 1⁄8

    Answer: 7⁄8
  2. 2. Algebra

    Simplify: 2x + 5x

    Answer: 7x
  3. 3. Geometry

    Find the area of a right triangle with base 4cm and height 12cm

    Answer: 24cm²
  4. 4. Ratio

    Simplify the ratio 14:12

    Answer: 7:6
  5. 5. Statistics

    Find the mean of: 7, 4, 2, 18

    Answer: 7.75

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