CBSE Class 9 Mathematics Number System Worksheet Set 05

Read the CBSE Class 9 Mathematics Number System Worksheet Set 05 below. Find downloadable Class 9 Mathematics worksheets tailored for 2026-27, focusing on Chapter 1 Number Systems. Prepared by expert teachers, these printable exercises comply with modern evaluation standards set by NCERT, CBSE, and KVS.

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

Check out this Mathematics practice paper designed for Class 9 learners. Working through these problems for Chapter 1 Number Systems, along with the provided solutions, makes self-evaluation easy and helps you secure top marks in school exams and final tests.

Download Worksheet: Chapter 1 Number Systems (Class 9 Mathematics)

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 Class 9 Mathematics Worksheet: Chapter 1 Number Systems

Practice Exercises for Class 9 Mathematics

Prepare effectively for your upcoming evaluations by utilizing the curated practice tasks for Chapter 1 Number Systems featured above. Built by expert educators to reflect the current 2026 CBSE guidelines for Class 9, these tools support steady academic growth. Regular practice is strongly recommended for Class 9 students seeking lasting proficiency in Mathematics.

Verified Solutions & Answer Formats

Crafted in direct consultation with the newest NCERT book for Class 9 Mathematics, these exercises provide authentic practice. Cross-checking your responses against our teacher-crafted detailed solutions teaches you proper presentation techniques required for CBSE exams. Additionally, reviewing the preceding MCQ questions for Mathematics ensures comprehensive coverage of every critical sub-topic within the chapter.

Effective Revision Strategies for School Exams

Practicing this Class 9 Mathematics content routinely exposes you to frequently tested question patterns. If specific areas within Chapter 1 Number Systems cause trouble, utilize our dedicated NCERT solutions for Class 9 Mathematics to clear up doubts. Explore our full library of free, up-to-date printable assignments on our portal to maximize your academic results in school tests.

FAQs

Where can I download the 2026-27 CBSE printable worksheets for Class 9 Mathematics Chapter 1 Number Systems?

You can download the latest chapter-wise printable worksheets for Class 9 Mathematics 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 1 Number Systems Mathematics worksheets based on the new competency-based education (CBE) model?

Yes, Class 9 Mathematics worksheets for 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 1 Number Systems worksheets have answers?

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

Can I print these 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 1 Number Systems?

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