3. Playing with Numbers Class 6 Mathematics Solutions English Medium-Exercise 3.2
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3. Playing with Numbers Class 6 Mathematics Solutions English Medium-Exercise 3.2
NCERT Solutions for Class 6 are specially prepared according to the latest CBSE syllabus (2026-27) to help students understand every concept clearly. These solutions provide step-by-step explanations, accurate answers, and exam-oriented guidance for all chapters. Class 6 students can improve their problem-solving skills, strengthen conceptual understanding, and prepare confidently for school as well as board examinations. All questions are solved in a simple and easy-to-understand language for both Hindi and English medium learners.
3. Playing with Numbers Class 6 Mathematics Solutions English Medium-Exercise 3.2
NCERT Solutions Class 6 Mathematics English Medium
3. Playing with Numbers
Topic: Exercise 3.2
Exercise-3.2 ch-3
1. What is the sum of any two
(a) Odd numbers? (b) Even numbers?
2. State whether the following statements are True or False:
(a) The sum of three odd numbers is even.
(b) The sum of two odd numbers and one even number is even.
(c) The product of three odd numbers is odd.
(d) If an even number is divided by 2, the quotient is always odd.
(e) All prime numbers are odd.
(f) Prime numbers do not have any factors.
(g) Sum of two prime numbers is always even.
(h) 2 is the only even prime number.
(i) All even numbers are composite numbers.
(j) The product of two even numbers is always even.
3. The numbers 13 and 31 are prime numbers. Both these numbers have same digits 1 and 3. Find such pairs of prime numbers upto 100.
4. Write down separately the prime and composite numbers less than 20.
5. What is the greatest prime number between 1 and 10?
6. Express the following as the sum of two odd primes.
(a) 44 (b) 36 (c) 24 (d) 18
7. Give three pairs of prime numbers whose difference is 2.
[Remark : Two prime numbers whose difference is 2 are called twin primes].
8. Which of the following numbers are prime?
(a) 23 (b) 51 (c) 37 (d) 26
9. Write seven consecutive composite numbers less than 100 so that there is no prime number between them.
10. Express each of the following numbers as the sum of three odd primes:
(a) 21 (b) 31 (c) 53 (d) 61
11. Write five pairs of prime numbers less than 20 whose sum is divisible by 5.
(Hint : 3+7 = 10)
12. Fill in the blanks :
(a) A number which has only two factors is called a ______.
(b) A number which has more than two factors is called a ______.
(c) 1 is neither ______ nor ______.
(d) The smallest prime number is ______.
(e) The smallest composite number is _____.
(f) The smallest even number is ______.
Answer:
1. What is the sum of any two
(a) even number (b) even number
2. State whether the following statements are True or False:
(a) F (b) T (c) T (d) F (e) F (f) F (g) F (h) T (i) F (j) T
3. The numbers 13 and 31 are prime numbers. Both these numbers have same digits 1 and 3. Find such pairs of prime numbers upto 100.
17 and 71, 37 and 73, 79 and 97
4. Write down separately the prime and composite numbers less than 20.
Composite numbers : 4, 6, 8, 9, 10, 12, 14, 15, 16, 18
Prime numbers : 2, 3, 5, 7, 11, 13, 17, 19
5. What is the greatest prime number between 1 and 10?
Ans-7
6. Express the following as the sum of two odd primes.
(a) 3 + 41 (b) 5 + 31 (c) 5 + 19 (d) 5 + 13
7. Give three pairs of prime numbers whose difference is 2.
3, 5; 5, 7 ; 11, 13
8. Which of the following numbers are prime?
(a) and (c)
9. Write seven consecutive composite numbers less than 100 so that there is no prime number between them.
90, 91, 92 , 93, 94, 95, 96
10. Express each of the following numbers as the sum of three odd primes:
(a) 3 + 5 + 13 (b) 3 + 5 + 23 (c) 13 + 17 + 23 (d) 7 + 13 + 41
11. Write five pairs of prime numbers less than 20 whose sum is divisible by 5.
2, 3 ; 2, 13; 3, 17; 7, 13; 11, 19
12. Fill in the blanks :
(a) prime number
(b) composite number
(c) prime number, composite number
(d) 2
(e) 4
(f) 2
All Topics From 3. Playing with Numbers
See other sub-topics of this chapter:
1. Exercise 3.1 2. Exercise 3.2 3. Exercise 3.3 4. Exercise 3.4 5. Exercise 3.5 6. Exercise 3.6 7. Exercise 3.7NCERT Solutions Class 6 Hindi and English Medium – Complete Study Material
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