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Cornerstone · Grades 3–5 Keystones #1 19 March 2022
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Keystones — Cornerstone

Five GCSE retrieval questions · 19 March 2022 · mathsvault.uk/keystones

  1. 1. Number

    Calculate: 36 + 85

    Answer: 36 + 85 = 121
  2. 2. Algebra

    Solve: x + 13 = 17

    Answer: x = 4
  3. 3. Geometry

    Opposite = 10cm, adjacent = 18cm. Calculate the angle

    Answer: 29.1°
  4. 4. Ratio

    Simplify: 8:20:8

    Answer: 2:5:2
  5. 5. Statistics

    Find the range of: 20, 20, 16, 18, 10

    Answer: 10