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Cornerstone · Grades 3–5 Keystones #1 9 November 2024 Skills week 1 of 7
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Keystones — Cornerstone

Five GCSE retrieval questions · 9 November 2024 · mathsvault.uk/keystones

  1. 1. Number Adding fractions

    Add: 14 + 36

    Answer: 34
  2. 2. Algebra Two-step equations

    Solve: 3x - 18 = -6

    Answer: x = 4
  3. 3. Geometry Pythagoras — hypotenuse

    Calculate the hypotenuse when a = 8cm and b = 4cm

    Answer: 8.94cm
  4. 4. Ratio Sharing in a ratio

    Divide 84 in the ratio 3:2:2

    Answer: 36, 24 and 24
  5. 5. Statistics Mean

    Find the mean of: 4, 14, 19, 7

    Answer: 11