A textbook that solidifies math skills by carefully selecting essential problems based on the curriculum content.

You can understand the concepts by learning the textbook concepts and principles for each topic and solving concept confirmation problems. After studying the concepts, you can solidify the concepts by solving textbook and workbook level problems.
You can develop your problem-solving skills by solving problems of various types that may appear on school exams.
You can solve descriptive problems with given solution processes, practice on your own with similar problems, and check your skills by solving representative problems for each unit to prepare for school exams.
You can improve your skills by looking at the solution strategy and solving difficult problems step by step at once.