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Bedrock · Grades 1–3 Keystones #258 15 September 2026 Skills week 3 of 7
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Keystones — Bedrock

Five GCSE retrieval questions · 15 September 2026 · mathsvault.uk/keystones

  1. 1. Number Simplifying fractions

    Simplify: 25⁄20

    Answer: 5⁄4
  2. 2. Algebra Next term in a sequence

    Find the next term: 28, 30, 32, 34, ...

    Answer: 36
  3. 3. Geometry Properties of polygons

    Calculate one exterior angle of a regular 6-sided polygon

    Answer: 60°
  4. 4. Ratio Sharing in a ratio

    Share 90 in the ratio 1:4

    Answer: 18 and 72
  5. 5. Statistics Median

    Find the median of: 14, 16, 20, 9, 14

    Answer: 14

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