1.
Rational numbers and recurring decimals
2.
Calculation of food
3.
Inequality

1.
It is designed to allow students with no mathematical foundation or lack of computational skills to approach mathematics in an easy and fun way.


2.
We've organized it so you can see at a glance the essential concepts you need to know.

3.
We have broken down the concepts into easy and detailed explanations of the concepts and principles of operations.


4.
It is composed to allow sufficient practice of repetitive operations with twice the amount of material compared to other operation textbooks.


5.
We have made it easier and more fun to learn calculations through various types of problems (puzzles, quizzes, etc.).