Rational Numbers Class 8 Worksheet

Rational Numbers Class 8 Worksheet

Rational Numbers Class 8 Worksheet with Answers

 

Rational Numbers Class 8 Worksheets play a vital role in strengthening the maths concepts. After studying the concepts of mathematics, revision of Rational Numbers Class 8 Worksheets is very important for the students. This assesses the preparation of the students. Students can assess themselves by its own by solving the Rational Numbers Class 8 Worksheets. Parents and teachers can also assess the students by giving them these Rational Numbers Class 8 Worksheets to solve.

Maths-formula brings such worksheets on rational numbers class 8 for you. By solving these Rational Numbers Class 8 Worksheets, you can increase the understanding of the concepts learnt. These Rational Numbers Class 8 Worksheets are prepared by experienced teachers and subject matter experts.

Thus, let us try to attempt these questions to solve and assess yourself. Parents and teachers can also give these Rational Numbers Class 8 Worksheets to the students to assess them. Unit tests can also be prepared by the teachers using these Rational Numbers Class 8 Worksheets.


Rational Numbers Class 8 Worksheet with Answers

 

1. Express each of the following rational numbers in decimal form.

a. 23/100                   

b. 7/50                         

c. 37/25                          

d. 19/8

2. Express 4/7 as a rational number with

a. numerator 8                        

b. numerator –12

c. denominator 49                

d. denominator –63

3. Which of the following rational numbers can be represented as non-terminating decimals?

a. 15/25                      

b. 7/100                         

c. 9/75                    

d. 25/48

4. Find three rational numbers equivalent to each one of the following rational numbers.

a. 3/7                     

b. −5/13                     

c. −4/−11                  

d. 7/−10

5. Add the following.

a. 4/5 + 7/10          

b. 6/15 + 9/25        

c. (-9/10) + (-2/15)           

d. 11/25 + (-29/50)

6. Subtract the following.

a. 3/5 - 4/10              

b. 11/12 - 9/24              

c. (-11/18) - (-5/54)       

d. 6/13 - (-8/26)

7. Simplify:

a. 3/4 + (-4/5)                

b. 3/10 + 8/25                

c. 4/18 + 12/-27            

d. −3/17 + 5/68

8. Add and express the sum as a mixed fraction if required:

a. ½ + 1/4 – 3/5       

b. 2/5 - ¾ − 1/5         

c. 7/15 + 7/10 – 12/25    

d. 2/5 - 8/20 + 7/10

9. What number should be added to –1/3 to get 5/7?

10. The sum of two rational numbers is –5/8. If one of the numbers is −4/7, find the other number.

11. The sum of two rational numbers is 8/9. If one of the numbers is 6/11, find the other number.

12. Multiply.

a. 15/14 by 21/15      

b. 12/18 by 36/48        

c. 13/14 by 7/13       

d. 5/6 by 18/25

13. Find the reciprocal of the following rational numbers.

a. 3/13                  

b. -8/5                       

c. 7/17                    

d. -11/23

14. Divide.

a. 3 by 1/4                  

b. 3/7 by 48/21              

c. −3/8 by 15/16          

d. 7/8 by 35/40

15. The product of two rational numbers is 6/25. If one of the rational numbers is –3/5, find the other rational number.

16. By what number should −6/9 be multiplied to get 12/45?

17. From a wire of length 12 m 25 cm, pieces of equal length are cut off. How many pieces are cut off, if each piece is 7/12 metre long?



ANSWERS

1. a. 0.23            b. 014

    c. 1.48            d. 2.375

2. a. 8/14           b. -12/-21

    c. 28/49         d. -36/-63

3. a. Terminating decimal

    b. Terminating decimal

    c. Non-terminating decimal

    d. Non-terminating decimal

4. a. 6/14, 9/21, 12/28

    b. -10/26, -15/39, -20/52

    c. 8/22, 12/33, 16/44

    d. -14/20, -21/30, -28/40

5. a. 15/10          b. 57/75

    c. -31/30         d. -7/50

6. a. 2/10            b. 13/24

    c. -28/54         d. 20/26

7. a. -1/20          b. 31/50

    c. -12/54        d. -7/68

8. a. 3/20           b. -11/20

    c. 103/150     d. 7/10

9. 22/21

10. -3/56

11. 34/99

12. a. 3/2           b. ½

     c. ½              d. 3/5

13. a. 13/3         b. -5/8

     c. 17/7          d. -23/11

14. a. 12           b. 7/16

     c. -2/5         d. 1

15. -2/5

16. -2/5

17. 21 pieces


MCQs Questions for Class 8 Maths


Maths Worksheets for Other Chapters of Class 8

2. Exponents and powers class 8 worksheet

3. Squares and square roots class 8 worksheets

4. Cubes and cube roots class 8 worksheets

5. Playing with numbers class 8 worksheet

6. Algebraic expressions class 8 worksheet

7. Factorisation class 8 worksheet

8. Linear equations in one variable class 8 worksheet

9. Percentage class 8 worksheets

10. Compound interest class 8 worksheets

11. Direct and inverse proportions class 8 worksheets

12. Understanding quadrilaterals class 8 worksheets

13. Construction of quadrilaterals class 8 worksheet

14. Perimeter and area class 8 worksheets

15. Surface area and volume class 8 worksheets

16. Data handling class 8 worksheets

17. Probability class 8 worksheets



Some Extra Worksheets for ICSE Maths Class 8

1. Sets class 8 worksheets

2. Venn diagram questions

 

Maths Worksheets for Other Classes


Maths Worksheets for Class 1

Maths Worksheets for Class 2

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Maths Worksheets for Class 4

Maths Worksheets for Class 5

Maths Worksheets for Class 6

Maths Worksheets for Class 7

Maths Worksheets for Class 8

Maths Worksheets for Class 9

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