Worksheet for NCERT 2023-24 Chapter-1 “Integers”

Multiple Choice Questions (MCQs):

1. Which of the following is not an integer? a) 0 b) 1 c) -1 d) 1/2

2. Which of the following is the smallest integer? a) -1 b) 0 c) 1 d) -2

3. What is the opposite of -5? a) 5 b) -5 c) 0 d) 1

4. Which of the following is a positive integer? a) -5 b) 0 c) 1 d) -1

5. What is the sum of -3 and 5? a) 2 b) -2 c) 8 d) -8

6. What is the product of -2 and 4? a) -8 b) 8 c) -6 d) 6

7. Which of the following is a negative integer? a) 0 b) 1 c) -1 d) 2

8. What is the difference between -3 and 5? a) 2 b) -2 c) 8 d) -8

9. Which of the following is an even integer? a) -3 b) 0 c) 1 d) -2

10. What is the absolute value of -7? a) 7 b) -7 c) 0 d) 1

11. Which of the following is a prime integer? a) -3 b) 0 c) 1 d) 2

12. What is the quotient of -10 and 2? a) -5 b) 5 c) -2 d) 2

13. Which of the following is a composite integer? a) -3 b) 0 c) 1 d) 4

14. What is the opposite of 0? a) 0 b) -1 c) 1 d) undefined

15. Which of the following is a perfect square integer? a) -3 b) 0 c) 1 d) 4

16. What is the sum of -2 and -3? a) -5 b) 5 c) 0 d) 1

17. Which of the following is a rational integer? a) -3 b) 0 c) 1 d) 1/2

18. What is the product of -3 and -4? a) -12 b) 12 c) -7 d) 7

19. Which of the following is a perfect cube integer? a) -3 b) 0 c) 1 d) 8

20. What is the difference between -5 and -3? a) -2 b) 2 c) 8 d) -8

Fill in the Blanks:

1. Integers are the set of whole numbers and their ____.
2. The opposite of 7 is ____.
3. The sum of two negative integers is always ____.
4. The product of two negative integers is always ____.
5. The difference between two integers is always an ____.
6. The absolute value of an integer is always a ____.
7. The quotient of two integers can be a ____ or a ____.
8. The opposite of 0 is ____.
9. The product of an even integer and an odd integer is always an ____.
10. The sum of two even integers is always an ____.

Short and Long Problems:

1. Find the opposite of -12.
2. Find the sum of -8 and 3.
3. Find the product of -5 and 6.
4. Find the difference between -10 and -3.
5. Find the absolute value of -9.
6. Find the quotient of -20 and 4.
7. Find two consecutive integers whose sum is 15.
8. Find three consecutive even integers whose sum is 30.
9. Find four consecutive odd integers whose sum is -20.
10. Find the smallest integer that is divisible by both 3 and 4.