NCERT Solutions for Class 6 Maths Chapter 5 - Prime Time Exercise 5.6

Practice Questions on Special Numbers

1. Identify the Special Number:
Which number is special in the set: 8, 15, 22, 27? Explain why.

Answer: 15 is special because it is the only odd number in the set.

2. Prime or Not:
Determine if the following numbers are prime: 11, 14, 19, 22. Identify the prime numbers.

Answer: The prime numbers are 11 and 19. 14 and 22 are not prime because they have divisors other than 1 and themselves.

3. Multiples Identification:
From the numbers 6, 9, 15, 18, which one is a multiple of 3 and a multiple of 5?

Answer: 15 is a multiple of 3 (3x5) and a multiple of 5.

4. Square Numbers:
Which of the following numbers is a perfect square: 36, 50, 63, 72? Explain your choice.

Answer: 36 is a perfect square (6x6).

5. Special Properties:

Look at the numbers 2, 4, 5, 9. Identify any special characteristics of these numbers, such as evenness, primality, or being a perfect square.

Answer: 2 is special because it is the only even prime number, 4 is a perfect square (2x2), 5 is prime, and 9 is a perfect square (3x3).

6. Comparative Analysis:
In the set 24, 30, 42, 55, which number is special and why? Consider properties such as being a multiple of 5 or being prime.

Answer: 55 is special because it is the only multiple of 5.

7. Prime Factorization:

What are the prime factors of the number 60? List them.

Answer: The prime factors of 60 are 2, 3, and 5 (60 = 2 × 2 × 3 × 5).

8. Even and Odd Numbers:
Identify all even and odd numbers in the set 13, 18, 21, 26.

Answer: The even numbers are 18 and 26; the odd numbers are 13 and 21.

9. Largest Prime Number:
From the set 10, 11, 12, 13, which number is the largest prime number?

Answer: The largest prime number is 13.

10. Mixed Characteristics:
In the set 7, 14, 21, 22, which number is both even and a multiple of 7?

Answer: 14 is both even and a multiple of 7 (7x2).

Benefits of NCERT Solutions for Class 6 Maths Chapter 5 Exercise 5.6 Prime Time

• Understanding Prime Factorisation: This exercise focuses on prime factorization, helping students learn how to break down numbers into their prime factors, a fundamental concept in mathematics.

• Step-by-Step Approach: Each solution is provided with detailed steps, making it easier for students to follow and understand how to approach prime factorisation problems.

• Reinforces Divisibility Concepts: Through these solutions, students strengthen their understanding of divisibility rules and how they apply to identifying prime numbers and factors.

• Boosts Problem-Solving Skills: By solving a variety of problems related to prime factorisation, students enhance their analytical and problem-solving abilities.

• Aligned with CBSE Curriculum: These solutions are designed according to the CBSE syllabus, ensuring students cover all essential topics for their exams.

• Helps in Exam Preparation: Practising these solutions helps students tackle similar questions in their exams, giving them the confidence to solve prime factorisation problems easily.

• Time-Saving for Homework: The solutions provide clear and concise answers, making it easy for students to complete their homework efficiently.

Class 6 Maths Chapter 5: Exercises Breakdown

Important Study Material Links for Class 6 Maths Chapter 5 - Prime Time

Conclusion

The NCERT Solutions for Class 6 Maths Chapter 5 Exercise 5.6, Fun with Numbers, provide an engaging way for students to explore the unique properties of numbers. Through step-by-step explanations and collaborative discussions, students enhance their understanding of concepts such as prime numbers, multiples, and classifications like even and odd. Aligned with the CBSE syllabus, these solutions serve as an effective tool for both learning and revision. The availability of a FREE PDF download ensures easy access, making it convenient for students to study and reinforce their knowledge. Overall, this exercise fosters critical thinking and a deeper appreciation for the fascinating world of numbers.

Chapter-wise NCERT Solutions Class 6 Maths

The chapter-wise NCERT Solutions for Class 6 Maths are given below. Go through these chapter-wise solutions to be thoroughly familiar with the concepts.

Related Important Links for Class 6  Maths 

Along with this, students can also download additional study materials provided by Vedantu for Maths Class 6.