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Cornerstone · Grades 3–5 Keystones #242 30 August 2026 Skills week 7 of 7
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Keystones — Cornerstone

Five GCSE retrieval questions · 30 August 2026 · mathsvault.uk/keystones

  1. 1. Number Dividing fractions

    Divide: 13 ÷ 43

    Answer: 14
  2. 2. Algebra Two-step inequalities

    Solve: 2x - 7 > 27

    Answer: x > 17
  3. 3. Geometry Area of a right-angled triangle

    Calculate the area of a right triangle with perpendicular sides 6cm and 11cm

    Answer: 33cm²
  4. 4. Ratio Unitary method

    4 kg costs £37.40. What is the cost of 20 kg?

    Answer: £187.00
  5. 5. Statistics Mode

    Find the mode of: 8, 5, 10, 8, 8, 6

    Answer: 8