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Bedrock · Grades 1–3 Keystones #50 19 February 2026
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Keystones — Bedrock

Five GCSE retrieval questions · 19 February 2026 · mathsvault.uk/keystones

  1. 1. Number

    Calculate: 17 + 47

    Answer: 57
  2. 2. Algebra

    Simplify: 2x + 6x

    Answer: 8x
  3. 3. Geometry

    Opposite = 10cm, hypotenuse = 20cm. Find the angle

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

    Simplify the ratio 6:4

    Answer: 3:2
  5. 5. Statistics

    Find the mean of: 18, 18, 15

    Answer: 17