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Cornerstone · Grades 3–5 Keystones #63 4 March 2026 Skills week 3 of 7
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Keystones — Cornerstone

Five GCSE retrieval questions · 4 March 2026 · mathsvault.uk/keystones

  1. 1. Number Multiplying fractions

    Multiply: 46 × 38

    Answer: 14
  2. 2. Algebra Expanding single brackets

    Expand: 6(6x + 2)

    Answer: 36x + 12
  3. 3. Geometry Pythagoras — short side

    In a right triangle, if c = 5cm and a = 3cm, find b

    Answer: 4cm
  4. 4. Ratio Ratio given the difference

    A and B share in ratio 5:4. If the difference is 27, what does A get?

    Answer: 135
  5. 5. Statistics Range

    Find the range of: 20, 21, 14, 14, 6

    Answer: 15