NCERT Grade 8 mathematics Chapter 1, Rational Numbers deals with numbers systems, rational numbers, its properties and applications in detail. An important topic to further study Algebraic Operations, this chapter will help the students to learn about Rational Numbers in detail in a simple manner. Introduction to Rational Numbers, Properties of Rational Numbers, Closure, Commutativity, Associativity, The role of zero (0), The role of 1, Negative of a number, Reciprocal, Distributivity of multiplication over addition for rational numbers, Representation of Rational Numbers on the Number Line and Rational Numbers between Two Rational Numbers are the main topics included in this chapter.
NCERT Grade 8 mathematics Chapter 1, Rational Numbers deals with operations of rational numbers. The properties of rational numbers in reference to whole numbers, integers and rational numbers is explained in a tabular form for understanding at a glance.Tricks and hints to solve exercises based on Rational Numbers proves to be very helpful for the students. Solves examples and equations serve as a learning tool for the students. A summary of the chapter given at the end helps for a quick revision of the concepts learnt. The chapter aids the assessment of the students through intermittent exercises provided at the end of every new concept learnt in the chapter.
Get 100 percent accurate NCERT Solutions for Class 8 Maths Chapter 1 (Rational Numbers) solved by expert Maths teachers. We provide step by step solutions for questions given in class 8 maths text-book as per CBSE Board guidelines from the latest NCERT book for class 8 maths. The topics and sub-topics in Chapter 1 Rational Numbers are given below.
Ex 1.1 - Introduction
Ex 1.2 - Properties of Rational Numbers
Ex 1.2.1 - Closure
Ex 1.2.2 - Commutativity
Ex 1.2.3 - Associativity
Ex 1.2.4 - The role of zero 0
Ex 1.2.5 - The role of 1
Ex 1.2.6 - Negative of a number
Ex 1.2.7 - Reciprocal
Ex 1.2.8 - Distributivity of multiplication over addition for rational
Ex 1.3 - Representation of Rational Numbers on the
Ex 1.4 - Rational Numbers between Two Rational Numbers
We cover all exercises in the chapter given below:-
EXERCISE 1.1 - 11 Questions with Solutions
EXERCISE 1.2 - 7 Questions with Solutions.
Other than given exercises, you should also practice all the solved examples given in the book to clear your concepts on Rational Numbers. You can also download the free PDF of Chapter 1 Rational Numbers and take the print out to keep it handy for your exam preparation.