अध्याय 5 · Class 6 UP Board · Worksheet

Prime Numbers & Factorization Worksheet — Class 6 UP Board Maths

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

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

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Sample Questions — Prime Numbers & Factorization

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

Q1.निम्नलिखित में से कौन सी संख्या एक अभाज्य संख्या है?

A.8

B.9

C.11

D.15

Difficulty: Easy

Q2.सबसे छोटी भाज्य संख्या कौन सी है?

A.1

B.2

C.3

D.4

Difficulty: Easy

Q3.संख्या 1 के बारे में कौन सा कथन सत्य है?

A.यह एक अभाज्य संख्या है।

B.यह एक भाज्य संख्या है।

C.यह न तो अभाज्य है और न ही भाज्य।

D.यह सबसे छोटी भाज्य संख्या है।

Difficulty: Easy

Q4.निम्नलिखित में से कौन सी संख्या युग्म अभाज्य संख्याएँ हैं (co-prime numbers)?

A.(2, 4)

B.(3, 9)

C.(5, 7)

D.(6, 10)

Difficulty: Easy

Q5.संख्या 20 के सभी गुणनखंड क्या हैं?

A.1, 2, 4, 5, 10, 20

B.1, 2, 4, 10, 20

C.2, 4, 5, 10

D.1, 2, 5, 10, 20

Difficulty: Easy

Q6.संख्या 12 के अभाज्य गुणनखंड क्या हैं?

A.2 × 6

B.3 × 4

C.2 × 2 × 3

D.1 × 12

Difficulty: Easy

Q7.संख्या 18 और 24 का महत्तम समापवर्तक (HCF) क्या है?

A.2

B.3

C.6

D.12

Difficulty: Easy

Q8.संख्या 4 और 6 का लघुत्तम समापवर्त्य (LCM) क्या है?

A.2

B.12

C.18

D.24

Difficulty: Easy

Answer Key — Sample Questions+

Q1:11

Q2:4

Q3:यह न तो अभाज्य है और न ही भाज्य।

Q4:(5, 7)

Q5:1, 2, 4, 5, 10, 20

Q6:2 × 2 × 3

Q7:6

Q8:12

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

About This Worksheet

Topic	Prime Numbers & Factorization
Board	UP Board
Class	6
Total Questions	30 (10 Easy + 10 Medium + 10 Hard)
Answer Key	Included
Price	Free

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Frequently Asked Questions

Where can I download a free Prime Numbers & Factorization worksheet for Class 6?+

You can download a free Prime Numbers & Factorization PDF worksheet for Class 6 UP Board 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 Prime Numbers & Factorization worksheet?+

Each SparkEd worksheet for Prime Numbers & Factorization 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 Prime Numbers & Factorization worksheet include answers?+

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

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