This. I'm a mathematician with 25000+ rep on Math.StackExchange and I literally cannot perform grade school long divhttps://twitter.com/gravislizard/status/706874261969903616 …
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Replying to @EmilyGorcenski
@EmilyGorcenski in a world with calculators it is l i t e r a l l y pointless unless you're planning for some apocolypse scenario2 replies 0 retweets 1 like -
Replying to @gravislizard
@gravislizard@EmilyGorcenski Eh, dunno what to say. I'm of the dinosaur "you should never assume you'll have a calculator" persuasion3 replies 0 retweets 0 likes -
Replying to @kel_the_purple
@gravislizard@EmilyGorcenski Even taught myself to extract square roots on paper (though I've no idea why the method works)2 replies 0 retweets 0 likes
Replying to @kel_the_purple
@Monophylos @gravislizard Otherwise, usually sufficient to know that eg 130/11 is about 11.8 (can be done shorthand, no formalism needed)
8:18 AM - 7 Mar 2016
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