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![Find the LCM of the following numbers: 105, 195, 65 [Ganita Prakash] - Finding LCM using Prime Factorisation](https://cdn.teachoo.com/b5b6b3d6-ba3c-4824-87ed-0fa2fd5cd544/slide25.jpg)
Question (c) - Page 58 (Figure it out) - Finding LCM using Prime Factorisation - Chapter 3 Class 7 - Finding Common Ground (Ganita Prakash II)
Last updated at January 23, 2026 by Teachoo
Class 7 (Ganita Prakash 1, 2 & old NCERT)
Chapter 3 Class 7 - Finding Common Ground (Ganita Prakash II)
- The Greatest of All
- Prime Factorisation
- Finding HCF using Prime Factorisation
- Figure it out - Page 54
- Least, but not Last!
-
Finding LCM using Prime Factorisation
- Patterns, Properties, and a Pretty Procedure!
- Figure it out - Page 59
- Miscellenaous Questions on HCF, LCM
- Efficient Procedures for HCF and LCM
- Property Involving both the HCF and the LCM
- Figure it out - Page 63, 64
Transcript
Question (c) - Page 58 (Figure it out) Find the LCM of the following numbers: (c) 105, 195, 65LCM of 105, 195 & 65 = 3 × 5 × 7 × 13 = 15 × 39 = 1365
