Chapter 3 · Class 8 CBSE · Worksheet

Rational Numbers Worksheet — Class 8 CBSE Maths

Download a free printable worksheet with 30 questions at 3 difficulty levels. Includes full answer key.

Download Full PDF Worksheet

30 questions (Easy + Medium + Hard) with answer key. Fresh set generated daily.

Download Full PDF

Sample Questions — Rational Numbers

Here are 8 sample questions from this worksheet. Download the full PDF for all 30 questions.

Q1.Which of the following is a rational number?

A.√2

B.π

C.3/7

D.√5

Difficulty: Easy

Q2.What is the additive identity for rational numbers?

A.1

B.0

C.-1

D.1/2

Difficulty: Easy

Q3.What is the multiplicative identity for rational numbers?

A.0

B.1

C.-1

D.1/2

Difficulty: Easy

Q4.Find the additive inverse of 3/5.

A.5/3

B.-3/5

C.3/5

D.-5/3

Difficulty: Easy

Q5.What is the reciprocal (multiplicative inverse) of 2/7?

A.-2/7

B.7/2

C.-7/2

D.2/7

Difficulty: Easy

Q6.Which property states that a + b = b + a for rational numbers?

A.Associative

B.Commutative

C.Distributive

D.Identity

Difficulty: Easy

Q7.Simplify: 2/3 + 1/3

A.1

B.3/3

C.2/6

D.1/3

Difficulty: Easy

Q8.What is -4/9 + 4/9?

A.8/9

B.-8/9

C.0

D.4/9

Difficulty: Easy

Answer Key — Sample Questions+

Q1:3/7

Q2:0

Q3:1

Q4:-3/5

Q5:7/2

Q6:Commutative

Q7:1

Q8:0

Download the full PDF for all 30 answers with step-by-step solutions.

About This Worksheet

Topic	Rational Numbers
Board	CBSE
Class	8
Total Questions	30 (10 Easy + 10 Medium + 10 Hard)
Answer Key	Included
Price	Free

Related Worksheets — Class 8 CBSE

Squares, Cubes & Their Roots

Class 8 CBSE Worksheet

Exponents & Powers

Class 8 CBSE Worksheet

Quadrilaterals

Class 8 CBSE Worksheet

Number Patterns & Puzzles

Class 8 CBSE Worksheet

Algebraic Expressions & Identities

Class 8 CBSE Worksheet

Direct & Inverse Proportions

Class 8 CBSE Worksheet

Frequently Asked Questions

Where can I download a free Rational Numbers worksheet for Class 8?+

You can download a free Rational Numbers PDF worksheet for Class 8 CBSE right here on SparkEd. The worksheet includes 30 questions at easy, medium, and hard levels with a complete answer key.

How many questions are in the Rational Numbers worksheet?+

Each SparkEd worksheet for Rational Numbers contains 30 questions — 10 easy, 10 medium, and 10 hard. A fresh set is generated daily so you never repeat the same sheet.

Does the Rational Numbers worksheet include answers?+

Yes. Every SparkEd worksheet comes with a separate answer key so students can self-check their work after completing the sheet.

Practice Rational Numbers Online — Free

Want more than a worksheet? Solve questions interactively with instant feedback, step-by-step solutions, and an AI coach. No signup required.

Start Practising Online

SparkEd Maths provides free printable maths worksheets for Class 1-10 across CBSE, ICSE, IB, Olympiad, UP Board, Maharashtra SSC, and TN Board. Every worksheet includes an answer key and is aligned to the 2025-26 syllabus.