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Cornerstone · Grades 3–5 Keystones #288 15 October 2026 Skills week 7 of 7
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Five GCSE retrieval questions · 15 October 2026 · mathsvault.uk/keystones

  1. 1. Number Dividing fractions

    Divide: 5⁄3 ÷ 4⁄6

    Answer: 5⁄2
  2. 2. Algebra Two-step inequalities

    Solve: 7x - 15 > 10

    Answer: x > 3.6
  3. 3. Geometry Area of a right-angled triangle

    Find the area of a right triangle with base 8cm and height 6cm

    Answer: 24cm²
  4. 4. Ratio Unitary method

    If 6 items cost £18.00, how much do 7 items cost?

    Answer: £21.00
  5. 5. Statistics Mode

    Find the mode of: 9, 15, 15, 9, 6, 15

    Answer: 15

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