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Nov 7, 2026 9 min

Multiplication of Large Numbers

from Professor Dave Explains Hosted by Professor Dave Explains

Have you ever met someone that can multiply big numbers in their head very fast? Here's what most people don't realize. They aren't doing that thing from school in their head. They are using a much simpler approach that utilizes the distributive property. In this clip, we will learn the classic pen-and-paper approach, but also some easy ways to do mental math that will impress your friends. Check it out!Watch the whole Mathematics playlist: http://bit.ly/ProfDaveMathClassical Physics Tutorials: http://bit.ly/ProfDavePhysics1Modern Physics Tutorials: http://bit.ly/ProfDavePhysics2General Chemistry Tutorials: http://bit.ly/ProfDaveGenChemOrganic Chemistry Tutorials: http://bit.ly/ProfDaveOrgChemBiochemistry Tutorials: http://bit.ly/ProfDaveBiochemBiology Tutorials: http://bit.ly/ProfDaveBioEMAIL► [email protected]► http://patreon.com/ProfessorDaveExplainsCheck out "Is This Wi-Fi Organic?", my book on disarming pseudoscience!Amazon: https://amzn.to/2HtNpVHBookshop: https://bit.ly/39cKADMBarnes and Noble: https://bit.ly/3pUjmrn Book Depository: http://bit.ly/3aOVDlT

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Multiplication of Large Numbers

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