# Ex 3.2, 9 - Chapter 3 Class 6 Playing with Numbers

Last updated at July 24, 2019 by Teachoo

Last updated at July 24, 2019 by Teachoo

Transcript

Ex 3.2, 9 Write seven consecutive composite numbers less than 100 so that there is no prime number between them. Consecutive Composite number means Numbers having no prime number between them Seven Consecutive Composite numbers are 90, 91, 92, 93, 94, 95, 96 AND 24, 25, 26, 27, 28, 29, 30

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

About the Author

Davneet Singh

Davneet Singh is a graduate from Indian Institute of Technology, Kanpur. He has been teaching from the past 9 years. He provides courses for Maths and Science at Teachoo.