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Example 4 - Chapter 3 Class 6 Playing with Numbers
Last updated at Feb. 11, 2019 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
Example 4 Write all the prime numbers less than 15. Prime numbers are numbers with only two factors - 1 and the number itself Prime numbers less than 15 are 2, 3, 5, 7, 11 and 13
