CBSE Class 9 Mathematics Number System Worksheet Set E

Read and download the CBSE Class 9 Mathematics Number System Worksheet Set E in PDF format. We have provided exhaustive and printable Class 9 Mathematics worksheets for Chapter 1 Number Systems, designed by expert teachers. These resources align with the 2025-26 syllabus and examination patterns issued by NCERT, CBSE, and KVS, helping students master all important chapter topics.

Chapter-wise Worksheet for Class 9 Mathematics Chapter 1 Number Systems

Students of Class 9 should use this Mathematics practice paper to check their understanding of Chapter 1 Number Systems as it includes essential problems and detailed solutions. Regular self-testing with these will help you achieve higher marks in your school tests and final examinations.

Class 9 Mathematics Chapter 1 Number Systems Worksheet with Answers

Question. For which of these values of y will 2y be an irrational number?
A. y = √49
B. y = -213
C. y = 22/7
D. y = √8

Answer : D

Question. Which of the following diagrams is the correct diagrammatic representation of the sets of Integers (Z), Rational numbers (R) and Irrational numbers (I)?

""CBSE-Class-9-Mathematics-Number-System-Worksheet-Set-E

Answer : D

Question. If x times 0.1 = 90, what is x divided by 0.1?
A.9
B. 90
C. 900
D. 9000

Answer : D

Question. 87/ -8-7
A. 0
B. 814
C. 8-49
D. none of these

Answer : D

Question. Naren made a list of whole numbers in ascending order such that the 2nd number is 1 more than the 1st , the 3rd is 2 more than the 2nd, the 4th is 3 more than the 3rd and so on. If this pattern is continued, what would be the difference between the 102nd number and the 100th in the list?
A. 101
B. 200
C. 201
D. 202

Answer : C

Question. A certain comet is visible on earth once in every x years - that is, it has a periodicity of exactly x years. Three of the years in which it was seen are 1780, 1861 and 1987. Which of these could be the value of x?
A. 2
B. 5
C. 6
D. 9

Answer : D

Question. Which of the following shows the distance ∛60 units  (from 0) MOST accurately on the number line? 3√60

""CBSE-Class-9-Mathematics-Number-System-Worksheet-Set-E-1

A. a
B. b
C. c
D. d

Answer : A

Question. According to the 2001 census, the population of West Bengal was nearly 8.02 crores. That is equal to
A. 8.02 million
B. 80.2 million
C. 802 million
D. 8.02 billion

Answer : B

Question. Which of the following will be an odd number?
A. (odd number + odd number) times; odd number
B. (odd number+even number) + (odd number) times odd number
C.(odd number  times;  odd number) + odd number
D.(even number times;  odd number) + odd number

Answer : D

Question. Assume 35.1258 x 0.4111 = 14.4402. Now if   0.0351258 x 4111 x a = 0.144402, what is the value of 'a'?
A. 103
B. 102
C.10-2
D.10-3

Answer : D

Question. How many times will P be squared in the flowchart below before printing P for the 1st time? (P🡨 1 means that the value of P is set to 1)

""CBSE-Class-9-Mathematics-Number-System-Worksheet-Set-E-2

A. 1
B. 3
C.15
D.225

Answer : B
 

Please click the below link to access CBSE Class 9 Mathematics Worksheet - Number System (4)

CBSE Mathematics Class 9 Chapter 1 Number Systems Worksheet

Students can use the practice questions and answers provided above for Chapter 1 Number Systems to prepare for their upcoming school tests. This resource is designed by expert teachers as per the latest 2026 syllabus released by CBSE for Class 9. We suggest that Class 9 students solve these questions daily for a strong foundation in Mathematics.

Chapter 1 Number Systems Solutions & NCERT Alignment

Our expert teachers have referred to the latest NCERT book for Class 9 Mathematics to create these exercises. After solving the questions you should compare your answers with our detailed solutions as they have been designed by expert teachers. You will understand the correct way to write answers for the CBSE exams. You can also see above MCQ questions for Mathematics to cover every important topic in the chapter.

Class 9 Exam Preparation Strategy

Regular practice of this Class 9 Mathematics study material helps you to be familiar with the most regularly asked exam topics. If you find any topic in Chapter 1 Number Systems difficult then you can refer to our NCERT solutions for Class 9 Mathematics. All revision sheets and printable assignments on studiestoday.com are free and updated to help students get better scores in their school examinations.

Where can I download the 2025-26 CBSE printable worksheets for Class 9 Mathematics Chapter Chapter 1 Number Systems?

You can download the latest chapter-wise printable worksheets for Class 9 Mathematics Chapter Chapter 1 Number Systems for free from StudiesToday.com. These have been made as per the latest CBSE curriculum for this academic year.

Are these Chapter Chapter 1 Number Systems Mathematics worksheets based on the new competency-based education (CBE) model?

Yes, Class 9 Mathematics worksheets for Chapter Chapter 1 Number Systems focus on activity-based learning and also competency-style questions. This helps students to apply theoretical knowledge to practical scenarios.

Do the Class 9 Mathematics Chapter Chapter 1 Number Systems worksheets have answers?

Yes, we have provided solved worksheets for Class 9 Mathematics Chapter Chapter 1 Number Systems to help students verify their answers instantly.

Can I print these Chapter Chapter 1 Number Systems Mathematics test sheets?

Yes, our Class 9 Mathematics test sheets are mobile-friendly PDFs and can be printed by teachers for classroom.

What is the benefit of solving chapter-wise worksheets for Mathematics Class 9 Chapter Chapter 1 Number Systems?

For Chapter Chapter 1 Number Systems, regular practice with our worksheets will improve question-handling speed and help students understand all technical terms and diagrams.