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Cornerstone · Grades 3–5 Keystones #114 24 April 2026 Skills week 3 of 7
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Keystones — Cornerstone

Five GCSE retrieval questions · 24 April 2026 · mathsvault.uk/keystones

  1. 1. Number Multiplying fractions

    Multiply: 46 × 54

    Answer: 56
  2. 2. Algebra Expanding single brackets

    Expand: 5(x + 4)

    Answer: 5x + 20
  3. 3. Geometry Pythagoras — short side

    Find b if a = 12cm and c = 16cm

    Answer: 10.58cm
  4. 4. Ratio Ratio given the difference

    A and B share in ratio 5:2. If the difference is 75, what does A get?

    Answer: 125
  5. 5. Statistics Range

    Find the range of: 20, 14, 19, 16, 6

    Answer: 14