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Cornerstone · Grades 3–5 Keystones #1 25 July 2023
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Keystones — Cornerstone

Five GCSE retrieval questions · 25 July 2023 · mathsvault.uk/keystones

  1. 1. Number

    Calculate: 572 + 627

    Answer: 572 + 627 = 1199
  2. 2. Algebra

    Find the next term: 6, 16, 26, 36, ...

    Answer: 46
  3. 3. Geometry

    Calculate the area of a right triangle with perpendicular sides 7cm and 11cm

    Answer: 38.5cm²
  4. 4. Ratio

    Find 37% of 210

    Answer: 77.7
  5. 5. Statistics

    What is the probability of rolling a 3 on a fair die?

    Answer: 16