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Bedrock · Grades 1–3 Keystones #1 23 January 2023
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Keystones — Bedrock

Five GCSE retrieval questions · 23 January 2023 · mathsvault.uk/keystones

  1. 1. Number

    Calculate: 2⁄8 + 3⁄8

    Answer: 5⁄8
  2. 2. Algebra

    Simplify: 9x + 7x

    Answer: 16x
  3. 3. Geometry

    Opposite = 5cm, hypotenuse = 10cm. Find the angle

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

    In ratio 6:1, the difference between shares is 90. What are the shares?

    Answer: 108 and 18
  5. 5. Statistics

    Find the range of: 20, 24, 9, 19, 6

    Answer: 18

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