GCF and LCM | A Complete Guide | Math with Mr. J

Welcome to Greatest Common Factor (aka Highest Common Factor) and Least Common Multiple with Mr. J! Need help with finding the gcf (aka hcf) and lcm? You're in the right place!

Whether you're just starting out, or need a quick refresher, this is the video for you if you're looking for help with finding GCF and LCM. Mr. J will go through the following topics in the video:

✅ Greatest Common Factor
00:00 - Intro to Factors, Common Factors, and GCF
5:34 - GCF by Listing Factors
11:33 - GCF using Prime Factorization
19:25 - GCF of 3 Numbers by Listing Factors
24:19 - GCF of 3 Numbers using Prime Factorization

✅ Least Common Multiple
29:27 - Intro to Multiples, Common Multiples, and LCM
33:56 - LCM by Listing Multiples
38:50 - LCM using Prime Factorization
46:24 - LCM of 3 Numbers by Listing Multiples
50:11 - LCM of 3 Numbers using Prime Factorization

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Hopefully this video is what you're looking for when it comes to finding the greatest common factor using prime factorization and finding the least common multiple using prime factorization.

Have a great rest of your day and thanks again for watching! ✌️✌️✌️

✅ Thanks to Aloud, this video has been dubbed into Spanish and Portuguese. #DubbedWithAloud

English
This video has been dubbed into Spanish (United States) and Portuguese (Brazil) using an artificial voice via https://aloud.area120.google.com to increase accessibility. You can change the audio track language in the Settings menu.

Spanish
Este video ha sido doblado al español con voz artificial con https://aloud.area120.google.com para aumentar la accesibilidad. Puede cambiar el idioma de la pista de audio en el menú Configuración.

Portuguese
Este vídeo foi dublado para o português usando uma voz artificial via https://aloud.area120.google.com para melhorar sua acessibilidade. Você pode alterar o idioma do áudio no menu Configurações.