1.
large number
2.
angle
3.
Multiplication and division
4.
Movement of plane figures
5.
bar graph
6.
Find the rules

* Progress book
1.
Textbook concept
It is structured to help students learn concepts through the core contents of the textbook and basic problems in the workbook, and supplementary and connecting concepts are organized together to help them build the foundation for in-depth learning.
2.
From basics to applications
The textbook and practice book are organized so that you can solve problems by type, and you can apply the concepts by learning the actual types.
3.
Top of the application
By focusing on carefully selected in-depth types, you can improve your problem-solving and thinking skills.
4.
Unit assessment
We have carefully selected the questions that frequently appear on exams and have selected them for the first and second unit tests, so you can use them to prepare for regular assessments and school exams.

* Applied Solid Book
1.
Descriptive questions
After studying the textbook, you can develop problem-solving skills by practicing descriptive problems.
2.
Unit assessment for re-examination
To enable use for periodic assessments and exam preparation, unit assessments are included separately from the progress booklet, once or twice.