Random memory

Wednesday, 26 July 2006 17:58
pne: A picture of a plush toy, halfway between a duck and a platypus, with a green body and a yellow bill and feet. (Default)
[personal profile] pne

I remember learning about "less than" and "greater than" in maths years and years ago… and the teacher teaching us a mnemonic to remember which symbol meant which.

He told us to imagine the symbol as the jaws of a crocodile, eager to snap up the bigger (and fatter) number—so < means "less than" since the jaws are open to the right, meaning the number on the right must be bigger, and conversely for > and "greater than" (the number on the left is bigger and so the crocodile wants to eat that one).

Date: Wednesday, 26 July 2006 15:58 (UTC)
From: [identity profile] kait-the-great.livejournal.com
I STILL USED THAT UNTIL FIRST YEAR UNIVERSITY!!!!

MAD PROPS!!!

Date: Wednesday, 26 July 2006 16:21 (UTC)
From: [identity profile] darth-spacey.livejournal.com
I was taught a much more mundane mnemonic: the small end of the arrow goes to the smaller number. I kind of wish I'd learned it your way, now...

Date: Wednesday, 26 July 2006 17:18 (UTC)
From: [identity profile] util.livejournal.com
One of my elementary school teachers used that too, and I think it's definitely what fixed the symbols' meanings in my mind. (I can remember getting them confused before that.) I wonder if there's a common source for it. (I went to school in a small town in Iowa, USA.)

Date: Wednesday, 26 July 2006 18:07 (UTC)
From: [identity profile] mendel.livejournal.com
I was taught that too. Why is it always a crocodile, never an alligator?

Date: Wednesday, 26 July 2006 20:38 (UTC)
From: [identity profile] fire4ice.livejournal.com
We were taught "The Pacman eats the bigger number."

Date: Wednesday, 26 July 2006 22:12 (UTC)
From: [identity profile] spongebobjess.livejournal.com
I learned less than because I "less than three you" like this:

<3 SBj

Date: Wednesday, 26 July 2006 22:34 (UTC)
From: [identity profile] denial-land.livejournal.com
same thing here :)

Date: Thursday, 27 July 2006 14:16 (UTC)
From: [identity profile] lexabear.livejournal.com

My teacher went farther - we actually drew out the whole fish (and it was a big hungry fish for us, not a croc). I actually still use that mneumonic to this day.

Date: Thursday, 27 July 2006 19:55 (UTC)
From: [identity profile] nitaq.livejournal.com
I learned it in german: "less" is "kleiner", and the arrow < resembles the right part of the letter K.
So < is K(leiner).

Date: Sunday, 30 July 2006 06:52 (UTC)
From: [identity profile] tisoi.livejournal.com
haha, same here. I even drew the Pacmen. :-D

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pne: A picture of a plush toy, halfway between a duck and a platypus, with a green body and a yellow bill and feet. (Default)
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