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how do you do .72 repeated into a simplifyed fraction

 Sep 8, 2016
 #1
avatar+15038 
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how do you do .72 repeated into a simplifyed fraction?

 

0.72=72100=1825

 

 Sep 8, 2016
 #2
avatar+9675 
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The Guest doesn't mean 0.72 he means 0.ˉ7ˉ2 for repeating decimals.

0.7272727272727272727......... divide by 100 = 0.00727272727...........

Let x = 0.727272727272727272727..........

x - (1/100) x = 0.72

(99/100)x = 0.72

99x = 72

x = 72/99 = 8/11.

 Sep 8, 2016
 #3
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.7272727272727272.............=8/11

 Sep 8, 2016

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