Example 2 - Chapter 1 Class 10 Real Numbers

Last updated at August 5, 2026 by

Example 2 - Find LCM HCF of 6 and 20 by prime factorisation - Examples

part 2 - Example 2 - Examples - Serial order wise - Chapter 1 Class 10 Real Numbers

 

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Example 2 Find the LCM and HCF of 6 and 20 by the prime factorisation method. Finding HCF 6 = 2 × 3 20 = 2 × 2 × 5 ∴ H.C.F = 2 Finding L.C.M L.C.M = 2 × 2 × 3 × 5 = 60

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