14th Open International Abacus Competition - Series 4-2025 - Exam Date August 15th-August 18th, 2025

Sep 30, 2026

Enrollment information for the 14th Open International Abacus Competition (Series 4-2025), held August 15th–August 18th, 2025. The document outlines age- and skill-based categories with 100-question formats, including abacus-instrument tracks focused on direct sums and mixed complements, plus an advanced mental-arithmetic track without instruments covering sums, multiplication, and division. It specifies registration fees, complimentary and purchasable practice paper packs, award tiers, and a mock test series (Practice, Rapid, Bullet) designed to build speed and accuracy under time pressure.

LanguageEnglish

CategoryExam

FormatPDF

Pages3

Reading Time8 min

AccessFree to download

Competition Overview

Competition Categories

Registration & Materials

Awards and Honors

Mock Test Pattern for Enhanced Preparation

􀀀 “14th Open International Abacus Competition” 􀀀 Series 4-2025 "Calculating the world's future, one bead at a time!"Exam Date: August 15th-August 18th, 2025 We invite aspiring young mathematicians to participate in the 14th Open International Abacus Competition-Series 3. This prestigious event is designed to challenge and celebrate the numerical prowess of students, fostering a love for mental mathematics and rapid calculation skills. Competition Categories Participants will be categorized based on age and skill level. All categories involve 100 questions. Category A: With Instrument (Direct Sums) This category is tailored for participants who are new to abacus formulas and will focus on direct sum calculations (addition and subtraction) . ● Exam Pattern: 1 & 2 Digit Sums, 3 Rows ● Sub-Categories & Time Duration: ○ A1: Below 7 Years-6 Minutes ○ A2: 07-09 Years-5 Minutes ○ A3: 09-11 Years-4 Minutes ○ A4: 11-14 Years-3 Minutes Category B: With Instrument (Mixed Compliments with Formulas) This category involves mixed complement calculations using abacus formulas (addition and subtraction) . ● Exam Pattern: 2 Digit Sums, 3, 4 & 5 Rows (Mixed) ● Sub-Categories & Time Duration: ○ B1: 07-09 Years-7 Minutes ○ B2: 09-11 Years-6 Minutes ○ B3: 11-14 Years-5 Minutes | Category C: Without Instrument (Mental Arithmetic-Mixed Compliments with Formulas)
This advanced category challenges participants to perform calculations mentally, utilizing mixed complement formulas.
● Exam Pattern:
○ 2 Digit Sums up to 10 Rows (Addition + Subtraction)
○ 3 Digit Sums up to 3 Rows (Addition + Subtraction)
○ 2 Digit Multiplication with Single Digit
○ 3 Digit Division with Single Digit
● Sub-Categories & Time Duration:
○ C1: 07-09 Years-10 Minutes
○ C2: 09-11 Years-8 Minutes
○ C3: 11-14 Years-7 Minutes | | --- | | Registration & Materials
● Fees: 999 INR
● Complimentary Materials: Upon successful completion of registration and other necessary procedures, each student will receive a complimentary set of 60 practice papers (one-time offer) .
● Practice Paper Packages: Subsequently, participants will have the option to purchase additional Practice Paper packages via their student dashboard. | Awards and Honors 􀀀 We believe in recognizing the hard work and achievement of every participant. ● Champions of Champions: Students achieving a perfect score (100%) will be distinguished as "Champions of Champions." ● Champions: The top 3 participants following the Champions of Champions will be honored as "Champions" and will receive a Trophy. ● 1st Runner-Up: The subsequent 4 top-performing students after Champions will be awarded the "1st Runner-Up" Trophy. ● Runner-Up: All other participants will be recognized as "Runners-Up" and will receive a Medal for their commendable effort. ● Participation Certificate: Every participant will be awarded a Participation Certificate. Mock Test Pattern for Enhanced Preparation To aid students in their preparation and acclimatize them to the competition environment, a structured mock test series is provided: ● Practice Test: 30 papers, each containing 100 questions. The time duration will align with the participant's respective category. ● Rapid Test: 20 papers, each featuring 50 questions. The time allotted will behalf of the Practice Test duration for the respective category. ● Bullet Test: 10 papers, each comprising 30 questions, to be completed within a swift 60 seconds. Rationale for Rapid and Bullet Tests: The inclusion of tests with fewer questions and reduced time limits is strategically designed to significantly enhance students' calculation speed and accuracy under pressure.

FAQs

What are the main competition categories and how are participants grouped?

Participants are categorized by age and skill level across three main tracks: Category A with instrument (direct sums), Category B with instrument (mixed complements with formulas), and Category C without instrument (mental arithmetic with mixed complements). All categories use 100 questions.

What is the exam schedule for the 14th Open International Abacus Competition?

The exam dates are August 15th to August 18th, 2025.

What awards will participants receive?

Top performers are recognized as Champions of Champions (perfect 100%), then Champions (top 3 after that), 1st Runner-Up (next 4), and Runners-Up (medal for the remaining participants), and every participant receives a Participation Certificate.

Sep 30, 2026

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