Why do we "keep, change, flip" or "multiply by the reciprocal" when we divide fractions?

How do we divide fractions? One of the most common puzzles among young students. Why do we use the Keep/change/flip method (i.e. KCF method) or "multiply by the reciprocal" when we divide fractions? ------------------------------------------------------------------------------------ 👉 Click here to subscribe: https://bit.ly/3wvjVL3 🛍 Shop math t-shirt & hoodies: https://bit.ly/3uZ51vz 💪 Become an undefound member for only $0.99/ month & watch all my unlisted videos first: https://bit.ly/3uYHrz1 ------------------------------------------------------------------------------------ bprp fractions Batty McFaddin - Silent Film Light by Kevin MacLeod is licensed under a Creative Commons Attribution 4.0 license. https://creativecommons.org/licenses/by/4.0/ Source: http://incompetech.com/music/royalty-free/index.html?isrc=USUAN1200003 Artist: http://incompetech.com/