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Why does cross multiplying work?

11,044 görüntüleme • 1 yıl önce •via X (Twitter)

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Jarrell Education profil fotoğrafı
Jarrell Education1 yıl önce

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 profil fotoğrafı
Rauch's Pennsylvania Dutch Hand-Book1 yıl önce

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

Karen Campe profil fotoğrafı
Karen Campe1 yıl önce

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

Jeremy / bankersbonus profil fotoğrafı
Jeremy / bankersbonus1 yıl önce

Love this

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