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help me convert 1.8125 into a fraction....pls!

2007-12-28 06:45:23 · 8 answers · asked by Adriana 2 in Science & Mathematics Mathematics

first one will get the ten points.

2007-12-28 06:46:22 · update #1

8 answers

1 8125/10000
1 1625/2000
1 325/400
1 65/80
1 13/16

2007-12-28 07:07:26 · answer #1 · answered by Como 7 · 3 1

8125 / 10000 = 1625 / 2000 = 325 / 400 = 65 / 80 = 13 / 16

So, 1.8125 = 1 13/16 or 29 / 16

2007-12-28 06:50:02 · answer #2 · answered by lhvinny 7 · 2 2

1.8125
= 1 8125/10000
= 1 (8125/125) / (10000/125)
= 1 65 / 80
= 1 13 / 16
= 29 / 16

2007-12-28 10:13:02 · answer #3 · answered by fraukka 3 · 1 1

1 13/16

2007-12-28 06:48:16 · answer #4 · answered by Kevin 5 · 2 1

Conversion of a decimal fraction in ordinary a. - To Find the fraction ordinary that correspond in one decimal, it is the object problem that it|he|she is from to find the generatrix fraction, this is, the ordinary fraction that has originated the given decimal fraction.

In such case is come aixi:

1).-Si the fraction is decimal exact, the generatriz fraction tea for numerator the suppressed decimal expression the comma, and for denominator, the unit followed by as many zeros as decimal figures has the proposal fraction.

Examples: 32,64 = 3264/100 ; 0,502 = 502/100

2). - if the fraction is periodic pure, the tea generatrix fraction from numerator the number formed by the whole part and the period, less the whole part, and for denominator a number formed for as many new as tea figures the periode.

......................^
Example: 242,64 = (24264 - 242)/99 = 24022/99


3. - if the fraction is periodic mixed, the tea generatrix fraction from numerator, the whole part followed by the non periodic cifres and the periode, less the whole part followed by the decimal figures non periodic, and for denominator, a number formed for as many new as figures has the periòde, series of as many zeros as figures has the non periodic decimal part.


.........................^
Example: 326,6485 = (3266485 - 32664)/9900 = 3233821/9900



Therefore 1,8125 which type of fraction it is?

If it is 1). - 1,8125 = 18125/100


.......................^
If it is 2). - 1,8125 = (18125 - 1)/99 = 18124/99


.......................^
If it is 3). - 1,8125 = (18125 - 181)/9900 = 17944/9900


Expecting that he|she|it has understood itself|himself|herself, he|she|it receives a greeting from Catalonia.

2007-12-28 11:08:56 · answer #5 · answered by josep d 7 · 1 2

18125/10000 = 725/400 = 29/16

2007-12-28 06:50:28 · answer #6 · answered by Anonymous · 1 1

Hi,

.8125 =

8125.......325.....13
--------- =.------.=. ----
10000.....400.....16

So 1.8125 = 29/16 or 1 13/16

I hope that helps!! :-)

2007-12-28 06:50:04 · answer #7 · answered by Pi R Squared 7 · 0 2

8125/10000

Reduce as necessary

2007-12-28 06:50:23 · answer #8 · answered by Anonymous · 0 2

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