NCERT Solutions for Class 7 Maths Chapter 2 Fractions and Decimals Ex 2.3

Class 7 Maths NCERT Solutions Chapter 2 Fractions and Decimals Ex 2.3

Ex 2.3 Class 7 Maths Question 1.
Find :

Solution:

Ex 2.3 Class 7 Maths Question 2.
Multiply and reduce to lowest form (if possible) :

Solution:

 

Ex 2.3 Class 7 Maths Question 3.
Multiply the following fractions :

Solution:

Ex 2.3 Class 7 Maths Question 4.
Which is greater?

Solution:

Ex 2.3 Class 7 Maths Question 5.
Saili plants 4 saplings in a row, in her garden. The distance between two adjacent saplings is m. Find the distance between the first and the last sapling.
Solution:
Let four saplings be planted in a row at the points A, B, C and D such that AB = BC = CD = m

Ex 2.3 Class 7 Maths Question 6.
Lipika reads a book for 1 hours everyday. She reads the entire book in 6 days. How many hours in all were required by her to read the book?
Solution:

Ex 2.3 Class 7 Maths Question 7.
A car runs 16 km using 1 litre of petrol. How much distance will it cover using 2 litres of petrol?
Solution:

Ex 2.3 Class 7 Maths Question 8.
(a) (i) Provide the number in the box ( ), such that × ( ) =
(ii) The simplest form of the number obtained in ( ) is __________
(b) (i) Provide the number in the box ( ) such that × ( ) =
(ii) The simplets form of the number obtained in ( ) is __________
Solution: