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Ex 3.1, 2 - Chapter 3 Class 6 Playing with Numbers
Last updated at April 16, 2024 by Teachoo
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 3.1, 2 Write first five multiples of : (a) 5 Multiples of 5 will be those numbers which are in the table of 5, 5 1 = 5 5 2 = 10 5 3 = 15 5 4 = 20 5 5 = 25 First 5 Multiples are 5, 10, 15, 20 and 25 Ex 3.1, 2 Write first five multiples of : (b) 8 Multiples of 8 will be those numbers which are in the table of 8 8 1 = 8 8 2 = 16 8 3 = 24 8 4 = 32 8 5 = 40 First 5 multiples are 8, 16, 24, 32 and 40 Ex 3.1, 2 Write first five multiples of : (c) 9 Multiples of 9 will be those numbers which are in the table of 9 9 1 = 9 9 2 = 18 9 3 = 27 9 4 = 36 9 5 = 45 First 5 Multiples are 9, 18, 27, 36 and 45
