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Order of operations pemdas

It might be related to the order (some of) these operations appear on the hyperoperation sequence
ac15's user avatar
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4 votes

Speed math appropriate for middle-school students

I agree with @DanFox's comment, that speed in arithmetic has no bearing on how well someone can learn higher mathematics. And yet, there are some methods for mental math that help one see ...
Sue VanHattum's user avatar
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3 votes

Order of operations pemdas

I don't have historical proof but the following explanation feels so intuitive to me that I'd be shocked if there were a different reason. When you use multiplication and addition for simple real-life ...
Justin Skycak's user avatar

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