Cuộc thi Vô địch Toán cấp trung học mở rộng ÚC
(Australian Intermediate Mathematics Olympiad AIMO)

Cuộc thi Toán Trung học Úc mở rộng

Australian Intermediate Mathematics Olympiad (AIMO) is a highly challenging maths competition designed to identify and stretch talented students. The AIMO paper is pitched at a Year 10 level but may also be of interest to motivated and talented students in years 7 to 9 looking to pursue Olympiad-level mathematics.

AIMO may be suitable to students who have: 

  • an interest and aptitude for more complex mathematical problem solving
  • completed later stages of the AMT’s Maths Enrichment program
  • scored very highly in the Australian Mathematics Competition
  • undertaken substantial extension work outside of the curriculum.

AIMO results are used to identify students for selection in the Australian Maths Trust’s invitational high-performance programs

Like all our competitions, the AIMO contains unique problems designed each year by leading educators and academics to challenge and assess students’ problem-solving skills.

The questions range in difficulty. It is expected that only a small number of students will be able to complete the whole paper. As an indication of the type of questions asked and their level of difficulty, please see the sample AIMO papers below.

KEY DATES

    • Entries close:
      Friday 5 September 2025
    • Submission of Student Answer Sheets closes:
      Friday 12 September 2025

* Student solutions received after the submission deadline may not be eligible for entry into the selection process for AMT’s high-performance programs.

Sign Up

Find out how to register your students for this competition.

DIVISIONS

  • There is one AIMO paper which can be sat by students from Years 7 to 10.

TOPICS

May include:

  • Parallels
  • Similarity
  • Pythagoras’ theorem
  • Diophantine equations
  • Counting techniques
  • Expansion and factorisation
  • Inequalities
  • Sequences and series
  • Number bases
  • Methods of proof
  • Congruences
  • Circles and tangents
  • Probability

QUESTION AND ANSWER FORMAT

  • 10 questions, 8 requiring an integer answer, 2 requiring written solutions which may include proofs.

DELIVERY OPTION
  • Teachers must print the question paper from digital copy provided.

  • Student solutions are submitted digitally to AMT for marking.

More Information

Scoring System

Award Criteria

Past AIMO papers

AIMO results

Tra cứu kết quả Cuộc thi Vô địch Toán cấp Trung học Úc mở rộng (AIMO)
khu vực thành phố Hải Phòng năm 2025

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