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Ex 3.2, 12 - Chapter 3 Class 6 Playing with Numbers
Last updated at June 13, 2018 by Teachoo
Prime and Composite Numbers
Chapter 3 Class 6 Playing with Numbers
Concept wise
- Factors and Multiples
- Perfect number
-
Prime and Composite Numbers
- Sum of prime numbers
- Prime numbers from 1 to 100
- Divisibility Tests - Divisibility by 5, 10, 2
- Divisibility Tests - Divisibility by 4, 8
- Divisibility Tests - Divisibility by 3, 6, 9
- Divisibility Tests - Divisibility by 11
- Divisibility Tests - All
- Common Multiples
- Common Factors
- More Divisibility Rules
- Factor Tree
- Prime Factorisation
- Highest Common Factor
- Lowest Common Multiple
- Statement questions on LCM
- Statement questions on HCF
Transcript
Ex 3.2, 12 Fill in the blanks: A number which has only two factors is called a ______. Prime number (b) A number which has more than two factors is called a ______. Composite number (c) 1 is neither ______ nor ______. Prime, composite (d) The smallest prime number is ______. 2 (e) The smallest composite number is _____. 4
