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Bedrock · Grades 1–3 Keystones #47 16 February 2026
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Keystones — Bedrock

Five GCSE retrieval questions · 16 February 2026 · mathsvault.uk/keystones

  1. 1. Number

    Calculate: 210 + 610

    Answer: 45
  2. 2. Algebra

    Simplify: 9x + 5x

    Answer: 14x
  3. 3. Geometry

    Opposite = 5cm, hypotenuse = 10cm. Find the angle

    Answer: 30° (approximately)
  4. 4. Ratio

    Simplify the ratio 15:10

    Answer: 3:2
  5. 5. Statistics

    Find the mean of: 4, 9, 7, 12, 13

    Answer: 9