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Blog / Education / Oct 2023 New:Learn How to Perform Subtraction on an Abacus: A Comprehensive Guide
Oct 2023 New:Learn How to Perform Subtraction on an Abacus: A Comprehensive Guide

14 Oct,2023

October 2023 New:Learn How to Perform Subtraction on an Abacus: A Comprehensive Guide

October 2023 New:Learn How to Perform Subtraction on an Abacus: A Comprehensive Guide
By reading this article, readers will gain a comprehensive understanding of how to perform subtraction on an abacus, from the basics to more advanced techniques.

I'm the author of this article and I'm a qualified abacus teacher, answering questions from around the world online abacus and various questions from online-soroban.com students.


Table of contents

1. October 2023 New:Learn How to Perform Subtraction on an Abacus: A Comprehensive Guide

October 2023 New:Learn How to Perform Subtraction on an Abacus: A Comprehensive Guide
By reading this article, readers will gain a comprehensive understanding of how to perform subtraction on an abacus, from the basics to more advanced techniques.

 

1-1.Problem 1: Understanding the Basics of Abacus Subtraction

Problem 1: Understanding the Basics of Abacus Subtraction
When it comes to performing subtraction on an abacus, the first step is to understand the basics. The abacus is composed of two parts: the upper deck and the lower deck. The upper deck is used for subtracting, while the lower deck is used for adding. Each deck is divided into four columns, with each column representing a different number. To subtract, the user must move the beads in the upper deck to the left, while the beads in the lower deck remain in place. Solution: To understand the basics of abacus subtraction, the user must first familiarize themselves with the two decks and the four columns. They must then understand how to move the beads in the upper deck to the left, while keeping the beads in the lower deck in place.

1-2.Problem 2: Mastering the Steps of Abacus Subtraction

Problem 2: Mastering the Steps of Abacus Subtraction
Once the user has a basic understanding of the abacus, they can begin to master the steps of subtraction. The first step is to set up the abacus with the numbers to be subtracted. The user must then move the beads in the upper deck to the left, while keeping the beads in the lower deck in place. The user must then count the number of beads moved in the upper deck and subtract that number from the number in the lower deck. Solution: To master the steps of abacus subtraction, the user must first set up the abacus with the numbers to be subtracted. They must then move the beads in the upper deck to the left, while keeping the beads in the lower deck in place. The user must then count the number of beads moved in the upper deck and subtract that number from the number in the lower deck.


1-3. Problem 3: Applying Abacus Subtraction to Real-World Problems

Problem 3: Applying Abacus Subtraction to Real-World Problems
Once the user has mastered the basics and steps of abacus subtraction, they can begin to apply it to real-world problems. To do this, the user must first identify the problem and determine the numbers to be subtracted. The user must then set up the abacus with the numbers to be subtracted and move the beads in the upper deck to the left, while keeping the beads in the lower deck in place. The user must then count the number of beads moved in the upper deck and subtract that number from the number in the lower deck. Solution: To apply abacus subtraction to real-world problems, the user must first identify the problem and determine the numbers to be subtracted. They must then set up the abacus with the numbers to be subtracted and move the beads in the upper deck to the left, while keeping the beads in the lower deck in place. The user must then count the number of beads moved in the upper deck and subtract that number from the number in the lower deck.

Overall  
Subtraction on an abacus is a simple yet powerful tool that can be used to solve a variety of real-world problems. By reading this article, readers will gain a comprehensive understanding of how to perform subtraction on an abacus, from the basics to more advanced techniques. With practice and dedication, anyone can master the art of abacus subtraction.


 

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