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Chapter 1: Rational Numbers Exercise – 1.1

Question: 1

Add the following rational numbers:

Solution:

 

Question: 2

Add the following rational numbers:

Solution:

(i) Clearly, denominators of the given numbers are positive.

The LCM of the denominators 4 and 8 is 8.

Now, we will express 34 in the form in which it takes the denominator as 8.

 

Question: 3

Simplify:

Solution:

 

Question: 4

Solution:


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