NCERT Solutions for Class 7 Mathematics Chapter 1
Important NCERT Questions
Integers Chapter 1 Exercise 1.2
NCERT Books for Session 2022-2023
CBSE Board
Questions No: 3
In a quiz, team A scored – 40,10,0 and team B scores 10, 0, -40 in three successive rounds. Which team scored more? Can we say that we can add integers in any order?
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Team A scored -40,10,0
Total score of Team A = -40+10+0 =-30
Team B scored 10,0,-40
Total score of Team B = 10+0+(-40) = 10 + 0 – 40 = -30
Thus, scores of both teams are same.
Yes, we can add integers in any order due to commutative property.
Class 7 Maths Exercise 1.2 Questions 1, 2, 3, 4
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