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Ex 3.1, 1 (a) - Chapter 3 Class 6 Playing with Numbers
Last updated at Dec. 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, 1 Write all the factors of the following numbers : (a) 24 1 × 24 = 24 2 × 12 = 24 3 × 8 = 24 4 × 6 = 24 5 × 6 × 4 = 24 We stop here as 6 & 4 have occurred earlier Factors of 6 are 1, 2, 3, 4, 6, 8, 12 and 24
