NCERT Class 7 Mathematics Second Chapter Fractions and Decimals Exercise 2.1 Solutions

NCERT Class 7 Mathematics Second Chapter Fractions and Decimals Exercise 2.1 Solutions

EXERCISE 2.1

(1) Solve:

(2) Arrange the following in descending order:

(3) In a “magic square”, the sum of the numbers in each column and along the diagonals is the same. Is this magic square?


(4) A rectangular sheet of a paper is 12 (1/2) cm long and 10 (2/3) cm wide. Find its perimeter.

(5) Find the perimeter of (i) ∆ ABE (ii) the rectangle BCDE in this figure. Whose perimeter is greater?



(6) Salil wants to put a picture in a frame. The picture is 7(3/5) cm wide. To fit in the frame the picture cannot be more than 7 (3/10) cm wide. How much should the picture be trimmed?

(7) Ritu ate 3/5 part of an apple and the remaining apple was eaten by her brother Somu. How much part of the apple did Somu eat? Who had the larger share? By how much?

(8) Michael finished colouring a picture in 7/12 hour. Vaibhav finished colouring the same picture in 3/4 hour. Who worked longer? By what fraction was it longer?

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