My Math Forum Question about a calculator button

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 February 4th, 2012, 12:24 PM #1 Member   Joined: Aug 2011 Posts: 85 Thanks: 1 Question about a calculator button I know the purpose of all the function on my scientific calculator except this: It's the highlighted one with the dot and three commas. What does it do?
 February 4th, 2012, 03:25 PM #2 Math Team     Joined: Jul 2011 From: North America, 42nd parallel Posts: 3,372 Thanks: 233 Re: Question about a calculator button perhaps degrees minutes seconds. Put in 62.55 and press the button, tell me what you get,
February 5th, 2012, 11:43 AM   #3
Member

Joined: Aug 2011

Posts: 85
Thanks: 1

Re: Question about a calculator button

Quote:
 Originally Posted by agentredlum perhaps degrees minutes seconds. Put in 62.55 and press the button, tell me what you get,
Ok.

1st press: same number, 62.55
2nd press: 63.5925
3rd press: 63.61016...
4rth press: same
5th press: 64.67033...
6th press: 64.68829...
7th press: same

Every two operations it returns the same number (or does not operate?).

What do you make out of it?

 February 5th, 2012, 11:59 AM #4 Math Team     Joined: Jul 2011 From: North America, 42nd parallel Posts: 3,372 Thanks: 233 Re: Question about a calculator button hmmm.... do this... put 62 press button put 0.55 press button tell me what you get?
 February 5th, 2012, 01:27 PM #5 Member   Joined: Aug 2011 Posts: 85 Thanks: 1 Re: Question about a calculator button 62 --> 63.0333... recurring 0.55 --> 0.5591666... recurring
 February 5th, 2012, 07:07 PM #6 Math Team     Joined: Jul 2011 From: North America, 42nd parallel Posts: 3,372 Thanks: 233 Re: Question about a calculator button I'm stumped, but i have seen this calculator before...it's a casio...am i right? try this site if i'm right... http://support.casio.com/manuallist.php?rgn=5&cid=004
 February 6th, 2012, 05:30 AM #7 Member   Joined: Aug 2011 Posts: 85 Thanks: 1 Re: Question about a calculator button Thanks. It converts numbers to Sexagesimal (base 60). What you initially suggested.

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