ML Aggarwal Class 7 Solutions for ICSE Maths Chapter 3 Rational Numbers Ex 3.3

ML Aggarwal Class 7 Solutions Chapter 3 Rational Numbers Ex 3.3 for ICSE Understanding Mathematics acts as the best resource during your learning and helps you score well in your exams.

ML Aggarwal Class 7 Solutions for ICSE Maths Chapter 3 Rational Numbers Ex 3.3

Question 1.
Add the following pairs of rational numbers:

Solution:

Question 2.
Find the sum:

Solution:

Question 3.
Subtract:

Solution:

Question 4.
Find:

Solution:

Question 5.
The sum of two rational numbers is $\frac { 2 }{ 5 }$ if one of them is $\frac { -4 }{ 7 }$, find the other.
Solution:

Question 6.
What rational number should be added to $\frac { -5 }{ 12 }$ to get $\frac { -7 }{ 8 }$?
Solution:

Question 7.
What rational number should be subtracted from $\frac { -2 }{ 3 }$ to get $\frac { -5 }{ 6 }$?
Solution:

Question 8.
Find the product:

Solution:

Question 9.
Find the value of:

Solution:

Question 10.
The product of two rational numbers is $\frac { 18 }{ 35 }$ If one of them is $\frac { -2 }{ 5 }$, find the other.
Solution:

Question 11.
Find the value of:

Solution:

Question 12.
Find the reciprocal of the following:

Solution: