Class 10th Math Real Numbers NCERT Notes CBSE 2023
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Real Numbers Class 10 Notes

Real Numbers Class 10 Notes

Chapter 1 Real Numbers

Chapter 1 of CBSE Class 10 Mathematics covers real numbers. This chapter is important for the CBSE Class 10 and Class 11 board exams. In this chapter, students will learn about Euclid's division lemma, the fundamental theorem of arithmetic, and more, and the Vidyakul NCERT notes will help improve students' understanding of these mathematical concepts.

Vidyakul provides students with step-by-step math solutions for Year 10 Chapter 1. Students can always improve their knowledge by practicing the free questions available on Vidyakul. 

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Points to Remember

While studying, the important points to remember from Class 10 Maths Chapter 1 are as follows:

  • Real numbers include all rational and irrational numbers.

  • Integers are all numbers starting with (…-3, -2, -1, 0, 1, 2, 3…).

  • All integers have rational expressions.

  • Natural numbers are those that can be counted.

  • Whole numbers include zero as well as all-natural numbers.

  • Natural numbers are all whole numbers.

  • Integers are all whole numbers.

  • Real numbers are all rational numbers.

Topics and Sub-topics

Students can practice real numbers on Vidyakul to get good grades. However, students must first solve the NCERT Math Class 10 Chapter 1 notes in order to learn how to solve the problem correctly. This allows students to better understand the concepts. Mistakes are also an integral part of our lives. It can also be defined as rational and irrational. Besides, real numbers can be both positive and negative. 

Now, let us know the important topics covered in Class 10 Maths Chapter 1:

Exercise No.

Exercise Topic


Euclid’s Division Algorithm


Fundamental Theorem of Arithmetic


Irrational Numbers


Rational Numbers and Their Decimal Expansions


Learn more about the types of Real Numbers in Real Numbers Class 10 Notes pdf.

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Real Numbers Class 10 Maths Notes Part - 1

Real Numbers Class 10 Maths Notes Part - 2

Real Numbers Class 10 Maths Notes Part - 3