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Bedrock · Grades 1–3 Keystones #257 14 September 2026 Skills week 3 of 7
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Keystones — Bedrock

Five GCSE retrieval questions · 14 September 2026 · mathsvault.uk/keystones

  1. 1. Number Simplifying fractions

    Simplify: 18⁄21

    Answer: 6⁄7
  2. 2. Algebra Next term in a sequence

    Find the next term: 25, 34, 43, 52, ...

    Answer: 61
  3. 3. Geometry Properties of polygons

    Calculate one exterior angle of a regular 8-sided polygon

    Answer: 45°
  4. 4. Ratio Sharing in a ratio

    Share 105 in the ratio 3:4

    Answer: 45 and 60
  5. 5. Statistics Median

    Find the median of: 11, 19, 19, 6, 6

    Answer: 11

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