A basic textbook to help you grasp the fundamental concepts and principles of mathematics.

This is a basic math concept book tailored to students' level so that they can begin math without the prejudice that it is difficult.
By faithfully covering the textbook contents, you can gain confidence in math by thoroughly understanding the concepts and principles and studying step by step by presenting problems starting from the easy ones.
Rather than simply memorizing solutions, it is designed to cultivate the thinking, application, and creativity required in the new curriculum through a unique teaching method based on conceptual principles, enabling students to learn how to think.