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Why does cross multiplying work?

11,044 views • 1 year ago •via X (Twitter)

4 Comments

Jarrell Education's profile picture
Jarrell Education1 year ago

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

Rauch's Pennsylvania Dutch Hand-Book's profile picture
Rauch's Pennsylvania Dutch Hand-Book1 year ago

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

Karen Campe's profile picture
Karen Campe1 year ago

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

Jeremy / bankersbonus's profile picture
Jeremy / bankersbonus1 year ago

Love this

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