Mental arithmetic That's why your math teacher is always faster! [TRICK]

350,445 views

Lehrerschmidt

Published on Dec 10, 2019
About :

Today I'm going to show you my favorite mental arithmetic trick! Actually, it's really easy, as always! There's a simple formula behind quick mental arithmetic: the third binomial formula! ------------ Hi, I hope you enjoyed this video! Ideally, you've even learned something or understood something better. Want more? Homepage: www.lehrer-schmidt.de Here you'll find all videos sorted by topic. You'll be able to find the right video more quickly! Instagram @lehrerschmidt / lehrerschmidt You can write me direct messages and follow me here! Want to email me? [email protected] Do you have a question? Write me an email to [email protected] and put the hashtag in the subject. Then I'll find the question more quickly! Merch Seriously? Who needs that? But if I can't talk you out of it. I have something like that too! By the way, 100% of the proceeds from the merch are donated! Channel membership You can do it if you want to do something good for me, but it's completely pointless. There really is no benefit to you at all! Okay, that's it! #lehrerschmidt

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