Chapter 1 · Class 10 CBSE · Free Worksheet PDF

Real Numbers Sums for Class 10 — Free CBSE Worksheet PDF with Answers

Download a free printable real numbers worksheet for Class 10 CBSE with 30 practice questions covering real numbers concepts, practice problems, and word problems with step-by-step solutions. Includes complete answer key. CBSE-aligned for the 2025-26 syllabus.

Last updated: 5 May 2026

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

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Sample Real Numbers Sums for Class 10 — Practice Questions

Here are 8 sample real numbers sums from this Class 10 CBSE worksheet. Download the full PDF for all 30 questions with answers.

Q1.What is the HCF of 12 and 18?
A.2
B.4
C.6
D.12

Difficulty: Easy

Q2.The LCM of 4 and 6 is:
A.6
B.12
C.24
D.8

Difficulty: Easy

Q3.Which of the following is an irrational number?
A.3/7
B.0.25
C.sqrt(5)
D.0.333...

Difficulty: Easy

Q4.Using Euclid's division algorithm, the HCF of 455 and 42 starts with which division?
A.455 = 42 x 10 + 35
B.42 = 455 x 0 + 42
C.455 = 42 x 11 + 3
D.455 = 42 x 10 + 25

Difficulty: Easy

Q5.The prime factorisation of 56 is:
A.2^3 x 7
B.2^2 x 14
C.4 x 14
D.8 x 7

Difficulty: Easy

Q6.If HCF(a, b) = 1, then a and b are called:
A.Prime numbers
B.Co-prime numbers
C.Composite numbers
D.Twin primes

Difficulty: Easy

Q7.The decimal expansion of 7/8 is:
A.0.875
B.0.785
C.0.857
D.0.75

Difficulty: Easy

Q8.Which of these has a terminating decimal expansion?
A.1/3
B.7/12
C.13/40
D.5/6

Difficulty: Easy

Answer Key — Sample Questions+
Q1:6
Q2:12
Q3:sqrt(5)
Q4:455 = 42 x 10 + 35
Q5:2^3 x 7
Q6:Co-prime numbers
Q7:0.875
Q8:13/40

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

About This Worksheet

TopicReal Numbers
BoardCBSE
Class10
Total Questions30 (10 Easy + 10 Medium + 10 Hard)
Answer KeyIncluded
PriceFree

Related Worksheets — Class 10 CBSE

Frequently Asked Questions

Where can I download free real numbers sums for Class 10?+
You can download a free Real Numbers PDF worksheet for Class 10 CBSE right here on SparkEd. The worksheet includes 30 practice questions (real numbers concepts, practice problems, and word problems with step-by-step solutions) at easy, medium, and hard levels with a complete answer key.
How many real numbers questions are in this Class 10 worksheet?+
This SparkEd worksheet for Real Numbers Class 10 contains 30 questions — 10 easy, 10 medium, and 10 hard. The questions cover real numbers concepts, practice problems, and word problems with step-by-step solutions. A fresh set is generated daily so students never repeat the same sheet.
Does the Real Numbers worksheet for Class 10 include answers?+
Yes! Every SparkEd worksheet comes with a complete answer key. Students can self-check their work after completing the sheet. The PDF is free to download and print.
Is this real numbers worksheet aligned to CBSE syllabus?+
Yes. This worksheet is specifically designed for Class 10 CBSE students and aligned to the 2025-26 CBSE syllabus. All questions follow the CBSE exam pattern and difficulty level.
Can I print this Real Numbers worksheet?+
Absolutely! The worksheet downloads as an A4-size PDF that is ready to print. It includes the questions, space for working, and a separate answer key — perfect for classroom use or home practice.
How is this worksheet different from NCERT textbook exercises?+
SparkEd worksheets go beyond NCERT exercises by providing 30 questions at 3 progressive difficulty levels. Level 1 (Easy) builds confidence, Level 2 (Medium) tests application, and Level 3 (Hard) prepares for exams. Each worksheet includes word problems and conceptual questions, not just computation.
Does this worksheet include real numbers word problems?+
Yes! The worksheet includes both computation-based questions and real-world word problems. Word problems are especially important for CBSE exams, and our worksheet covers a variety of scenarios to build problem-solving skills.

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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.