This Android application is a Student Book and Mathematics Teacher's Guidebook for SMP / MTs Class 9 Independent Curriculum. In Pdf format.

Hello Indonesian children!

Do you think that mathematics is difficult? Don't worry, you are not alone. In fact, all the authors of this book assume that not all mathematical material is easy. Many are also difficult. But most importantly, believe and believe in your own abilities. With this ability and accompanied by curiosity and tenacious effort, rest assured that you can conquer mathematics and see the beauty in it. So, this book will accompany you in exploring mathematics and finding lessons in it.

This book invites you to become an inventor. Many features of this book invite you to discover important mathematical ideas. Many features also facilitate you to use your knowledge and skills to solve problems. Not only that, in this book, you will also see how valuable mathematics is in various fields, especially in culture and science.

The preparation of this book received a lot of help from various parties. We thank our two reviewers, Prof. Sugiman (Yogyakarta State University) and Dr. Drs. Sugi Guritman (Bogor Agricultural Institute), who has provided valuable assessments and viewpoints in the process of preparing this book.

We would also like to thank all parties involved in preparing this book.


Hopefully this application can be useful and become a loyal friend in the teaching and learning process at all times.

Please give us reviews and input for the development of this application, give us a 5 star rating to encourage us to develop other useful applications.

Happy reading.



Disclaimer: This book was prepared by the Government in order to fulfill the need for quality, cheap and equitable educational books in accordance with the mandate in Law no. 3 of 2017.
This book was prepared and reviewed by various parties under the coordination of the Ministry of Education, Culture, Research and Technology.
This book is a living document that is constantly being revised, updated and updated in accordance with the dynamics of needs and changing times.
It is hoped that input from various groups addressed to the author will improve the quality of this book.