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Cornerstone · Grades 3–5 Keystones #46 15 February 2026 Skills week 7 of 7
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Five GCSE retrieval questions · 15 February 2026 · mathsvault.uk/keystones

  1. 1. Number Dividing fractions

    Calculate: 9⁄8 ÷ 3

    Answer: 3⁄8
  2. 2. Algebra Two-step inequalities

    Solve: 3x + 8 < 50

    Answer: x < 14
  3. 3. Geometry Area of a right-angled triangle

    Find the area of a right triangle with base 9cm and height 5cm

    Answer: 22.5cm²
  4. 4. Ratio Unitary method

    If 7 items cost £21.00, how much do 6 items cost?

    Answer: £18.00
  5. 5. Statistics Mode

    Find the mode of: 8, 14, 14, 14, 13, 11

    Answer: 14

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