STEP 2025: 8 of 12 questions decoded, by method & chapter.

Every method below appears in STEP 2025, ranked by how many of its questions it cracks.

• ×2Piecewise Case-SplittingKey methodPureFunctions & Curve Sketching3 other sittings

  Same method, other sittings

  200620142022

  Worked solutionsOpen the method
• ×1Quadratic → DiscriminantKey methodPureCoordinate Geometry & Conics3 other sittings

  Same method, other sittings

  201520172024

  Worked solutionsOpen the method
• ×1Osculating Circle & Higher ContactKey methodPureCoordinate Geometry & Conics2 other sittings

  Same method, other sittings

  20102014

  Worked solutionsOpen the method
• ×1Spotting a Total DerivativeKey methodPureDifferential Equations1 other sitting

  Same method, other sittings

  2018

  Worked solutionsOpen the method
• ×1Reciprocal Substitution FoldingKey methodPureIntegration6 other sittings

  Same method, other sittings

  201220142015201720182023

  Worked solutionsOpen the method
• ×11D Collisions → Two ScalarsTunnelMechanics8 other sittings

  Same method, other sittings

  20062008200920112013201820192022

  Worked solutionsOpen the method
• ×1Oblique ImpactKey methodMechanics4 other sittings

  Same method, other sittings

  2008201920212024

  Worked solutionsOpen the method
• ×1Probability Generating FunctionsKey methodProb & StatsProbability & Statistics4 other sittings

  Same method, other sittings

  2008200920112018

  Worked solutionsOpen the method
• ×1Mode via the Ratio TestKey methodProb & StatsProbability & Statistics2 other sittings

  Same method, other sittings

  20112020

  Worked solutionsOpen the method

All 8 decoded questions of STEP 2025, in paper order. · A question can reward more than one move, so the counts overlap.

Last updated 2026-08-02 · Source: official past papers, classified by The Maths Tailor. Book a call.