Chapter 1 NCERT Solutions for Class 9 Math Number Systems are created by the expert faculty at Geneo. These Maths Solutions of NCERT Class 9 assist students in answering issues adroitly and efficiently for the first term. They also concentrate on producing Math answers that are simple for students to grasp. The NCERT Solutions for Class 9 seek to provide students with extensive and step-by-step explanations for all of the answers to the problems in this Chapter’s activities.

NCERT Solutions for Class 9 Maths Chapter 1 introduces students to a variety of fundamental themes that are deemed essential for those who choose to study Mathematics as a subject in their higher courses. Students can use these NCERT Solutions to practise and prepare for their approaching first term examinations, as well as to familiarise themselves with the fundamentals of Class 10 for the term-wise exams. These Maths Solutions of NCERT Class 9 are useful since they are created in accordance with the most recent update to the CBSE syllabus for 2021-22 and its recommendations.

The number system is one of the most important chapters in mathematics studied in the class 9 curriculum. The number system is a broad field of math learning and debate, and we must be particular while internalising the numerous concepts inside it. We recommend that students go through each of these concepts in order to acquire a solid understanding of the entire number system.

The following is a summary of some of the key topics that must be addressed under the number system:

The number line

Integers

Decimals

Fractions

Whole numbers

Natural numbers

Rational numbers

Irrational numbers

Properties of numbers

Divisibility

H.C.F. and L.C.M.

Cyclicity

Progressions

BODMAS

Average

Multiplication tables

Squares and square roots

Cubes and cube roots

Like any other subject, the complete mathematics paper in class 9 is worth 100 points. Internal assessments (pen and paper examinations, multiple assessments, portfolios/project work, and lab practicals for 5 marks each) account for 20 of the 100 points, with the written test at the conclusion of the school year accounting for the remaining 80. Number Systems get 8 points, Algebra receives 17 points, Coordinate Geometry receives 4 points, Geometry receives 28 points, Mensuration receives 13 points, and Statistics and Probability receive 10 points. The grades for each of these chapters add up to a total of 80 points for the written paper.

Introduction to number systems, rational and irrational numbers using fractions, defining real numbers, decimal expansions of real numbers, number line, representing real numbers on a number line, addition, subtraction, multiplication, and division of real numbers, and laws of exponents for real numbers are among the concepts covered in the NCERT Solutions for Class 9 Maths Chapter 1. Chapter 1 of Class 9 Maths is worth 8 points in the final exam.

**NCERT Solutions Class 9 Maths Chapter 1 Advantages**

The Maths Solutions of NCERT Class 9 Chapter 1 are extremely beneficial to students for a variety of reasons.

As one of the leaders in education technology, Geneo, is making learning more accessible to all. They help schools create custom learning platforms that meet their needs and inspire creativity in students. Their innovations include Live Classes, Learning Videos, AI Enabled Guided Learning System, Maths Practice Engine, Digitised Textbooks, Expert Mentor Support and more, offering exciting new ways to interact with students and teachers. At Geneo, we strive to make the answers we develop for all students as precise as possible, so that they are beneficial to students.Geneo’s NCERT solutions are absolutely free to use – there is no need to pay for the resources you need for your studies, and we understand that.