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If we write fraction division like this, people may see why "keep change flip" works
8 Comments

Marria Carrington (she/her)2 years ago
Absolutely love this one!

Howie Hua2 years ago
Thank you!

Little d big P2 years ago
This. Students that understand this are immune from "I've forgotten which fraction I'm supposed to flip" too.

Simon Detter2 years ago
You deserve a Nobel Peace prize just for this explanation.

Tom Kenyon2 years ago
There is absolutely no need to ever use "keep change flip." "If you are dividing by a fraction, keep change flip" vs "If you are dividing by a fraction, multiply by the reciprocal." The latter: only 1 vocabulary term, and correct use of vocab.

Howie Hua2 years ago
I personally never say it in my classroom. I just use it in quotes in videos because so many people in the general public know it as that.

Gideon Hammond2 years ago
This is great. Thanks

Howie Hua2 years ago
@joelbezaire Just sent you money through PayPal so you can buy this shirt on so we can be t-shirt twins :)
