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Cornerstone · Grades 3–5 Keystones #143 23 May 2026 Skills week 7 of 7
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Five GCSE retrieval questions · 23 May 2026 · mathsvault.uk/keystones

  1. 1. Number Dividing fractions

    Calculate: 9⁄4 ÷ 4

    Answer: 9⁄16
  2. 2. Algebra Two-step inequalities

    Solve: 5x - 15 > 34

    Answer: x > 9.8
  3. 3. Geometry Area of a right-angled triangle

    Calculate the area of a right triangle with perpendicular sides 13cm and 12cm

    Answer: 78cm²
  4. 4. Ratio Unitary method

    If 8 items cost £48.00, how much do 6 items cost?

    Answer: £36.00
  5. 5. Statistics Mode

    Find the mode of: 7, 14, 15, 7, 8, 7

    Answer: 7

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