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Cornerstone · Grades 3–5 Keystones #1 15 November 2024 Skills week 1 of 7
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Keystones — Cornerstone

Five GCSE retrieval questions · 15 November 2024 · mathsvault.uk/keystones

  1. 1. Number Adding fractions

    Add: 68 + 14

    Answer: 11
  2. 2. Algebra Two-step equations

    Solve: 7x + 11 = 60

    Answer: x = 7
  3. 3. Geometry Pythagoras — hypotenuse

    Find the hypotenuse of a right triangle with sides 20cm and 21cm

    Answer: 29cm
  4. 4. Ratio Sharing in a ratio

    Share 90 in the ratio 1:4

    Answer: 18 and 72
  5. 5. Statistics Mean

    Find the mean of: 12, 6, 6

    Answer: 8