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Cornerstone · Grades 3–5 Keystones #190 9 July 2026 Skills week 7 of 7
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Keystones — Cornerstone

Five GCSE retrieval questions · 9 July 2026 · mathsvault.uk/keystones

  1. 1. Number Dividing fractions

    Divide: 57 ÷ 16

    Answer: 307
  2. 2. Algebra Two-step inequalities

    Solve: 5x - 8 > 17

    Answer: x > 5
  3. 3. Geometry Area of a right-angled triangle

    Find the area of a right triangle with base 9cm and height 8cm

    Answer: 36cm²
  4. 4. Ratio Unitary method

    6 kg costs £31.60. What is the cost of 13 kg?

    Answer: £68.47
  5. 5. Statistics Mode

    What are the modes of: 37, 16, 37, 11, 32, 11

    Answer: 11 and 37