document.write( "Question 508541: convert these repeating decimals .090909 .999 .909090 \n" ); document.write( "
Algebra.Com's Answer #341037 by Alan3354(69443)\"\" \"About 
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convert these repeating decimals
\n" ); document.write( ".090909
\n" ); document.write( "n = 0.090909...
\n" ); document.write( "100n = 9.090909...
\n" ); document.write( "- n = 0.090909...
\n" ); document.write( "99n = 9
\n" ); document.write( "n = 9/99
\n" ); document.write( "n = 1/11
\n" ); document.write( "-----------
\n" ); document.write( ".999
\n" ); document.write( "1n = 0.999...
\n" ); document.write( "10n = 9.999...
\n" ); document.write( "-1n = -.999
\n" ); document.write( "9n = 9
\n" ); document.write( "n = 1
\n" ); document.write( "------------
\n" ); document.write( ".909090
\n" ); document.write( "It's 10 times the 1st one,
\n" ); document.write( "= 10/11
\n" ); document.write( "
\n" ); document.write( "
\n" );