1.
Mixed calculations of natural numbers
2.
Yaksu and Bash
3.
Correspondence relationship
4.
Reduce and common fractions
5.
Addition and subtraction of fractions
6.
Perimeter and area of ​​polygons

① You can organize the contents of the textbook and understand the concepts through simple verification problems related to it.

② You can build a solid foundation by solving problems by type at the textbook + practice book level.

③ You can gain confidence by solving problems that often appear on school exams and new trend problems.

④ You can check and improve your skills in preparation for high-difficulty school exams and intra-school competitions.

⑤ You can improve your logical thinking and application skills by solving problems of the highest difficulty level, thereby taking your skills to the next level.

⑥ By completing a unit, you can comprehensively check your skills, including descriptive writing.