Introduction

Cayley Mathematical Olympiad – Hamilton Mathematical Olympiad – Maclaurin Mathematical Olympiad

700,000

participants all over the world every year

3 levels

eligible for different age groups

Strengthen

the competitive edge of application for top universities

Encourage

mathematical reasoning, precision of thought, and fluency in using basic mathematical techniques

UKMT Challenges

Note: There is no promotion relationship between the following challenges. Students can register and participate based on their

Cayley Mathematical Olympiad (CMO)

Language: English

Date: Mar. 20, 2026 (Fri.); 17:00-19:00 HK time (120 mins)

Form: Online

Student Eligibility: Grade 8/ Year 9 or below

Format: Individual test, 6 questions

Scoring Rules: Each question is worth 10 points. Answers can be awarded partial marks depending on the clarity of the participants Mathematical presentation. Answers left blank will be marked as 0.

Award

Awards

Global Awards

Certificate (2025 award thresholds)

● Distinction: 30+

● Merit: 17+

● Best in School: The top 1 participant in the school

● Best in Year: The top 1 participant in each grade in the school

Medal (2025 award thresholds)

● Gold: 45+

● Silver: 39+

● Bronze: 34+

Hamilton Mathematical Olympiad (HMO)

Language: English

Date: Mar. 20, 2026 (Fri.); 17:00-19:00 HK time (120 mins)

Form: Online

Student Eligibility: Grade 9 / Year 10

Format: Individual test, 6 questions

Scoring Rules: Each question is worth 10 points. Answers can be awarded partial marks depending on the clarity of the participants Mathematical presentation. Answers left blank will be marked as 0.

Award

Awards

Global Awards

Certificate (2025 award thresholds)

● Distinction: 23+

● Merit: 10+

● Best in School: The top 1 participant in the school

● Best in Year: The top 1 participant in each grade in the school

Medal (2025 award thresholds)

● Gold: 41+

● Silver: 34+

● Bronze: 30+

Maclaurin Mathematical Olympiad (MMO)

Language: English

Date: Mar. 20, 2026 (Fri.); 17:00-19:00 HK time (120 mins)

Form: Online

Student Eligibility: Grade 10 / Year 11

Format: Individual test, 6 questions

Scoring Rules: Each question is worth 10 points. Answers can be awarded partial marks depending on the clarity of the participants Mathematical presentation. Answers left blank will be marked as 0.

Award

Awards

Global Awards

Certificate (2025 award thresholds)

● Distinction: 27+

● Merit: 16+

● Best in School: The top 1 participant in the school

● Best in Year: The top 1 participant in each grade in the school

Medal (2025 award thresholds)

● Gold: 45+

● Silver: 37+

● Bronze: 31+

REGISTRATION FORM

Includes the exam, grading, proctor fee, past-papers, certificates. 

REGISTRATION DEADLINE

2 weeks before the competition