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Why does cross multiplying work?

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Howie Hua

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11,044 次观看 • 1 年前 •via X (Twitter)

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4 条评论

Jarrell Education 的头像
Jarrell Education1 年前

Great video. Thank you so much. We need more people like you who are enthusiastic and can teach mathematics well. Nicely done! ❤️

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Rauch's Pennsylvania Dutch Hand-Book1 年前

IMO, "cross multiplying" shouldn't even be taught until students understand that you multiply by the denominator.

Karen Campe 的头像
Karen Campe1 年前

Inverse operations for the win!! Thanks for pointing out the constant multiplier strategy! #FractionsAreYourFriends

Jeremy / bankersbonus 的头像
Jeremy / bankersbonus1 年前

Love this

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