All tiers
Bedrock Cornerstone Lintel Capstone
Cornerstone · Grades 3–5 Keystones #4 19 June 2026
Previous day Today Next day PDF (questions) PDF (answers) Weekly & monthly packs

Keystones — Cornerstone

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

  1. 1. Number

    Calculate: 53 + 72

    Answer: 53 + 72 = 125
  2. 2. Algebra

    Factorise: 3x² + 8x

    Answer: x(3x + 8)
  3. 3. Geometry

    Opposite = 16cm, adjacent = 14cm. Calculate the angle

    Answer: 48.8°
  4. 4. Ratio

    Calculate 10% of 78

    Answer: 7.8
  5. 5. Statistics

    Find the mean of: 15, 12, 9, 15

    Answer: 12.75