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Cornerstone · Grades 3–5 Keystones #1 16 May 2016 Skills week 1 of 7
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Keystones — Cornerstone

Five GCSE retrieval questions · 16 May 2016 · mathsvault.uk/keystones

  1. 1. Number Adding fractions

    Calculate: 1⁄8 + 6⁄8

    Answer: 7⁄8
  2. 2. Algebra Two-step equations

    Solve: 7x + 12 = 33

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

    Find the hypotenuse of a right triangle with sides 12cm and 35cm

    Answer: 37cm
  4. 4. Ratio Sharing in a ratio

    Divide 126 in the ratio 3:4:2

    Answer: 42, 56 and 28
  5. 5. Statistics Mean

    Find the mean of: 4, 14, 13, 5

    Answer: 9