document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=860313>Question 860313</A>: <I><SPAN STYLE=\"word-break: break-all;\"> Prove that it is rational or not.<BR>\n" );
document.write( "1.  320.5492492492....<BR>\n" );
document.write( "2.  52.4672167216721.....\r<BR>\n" );
document.write( "\n" );
document.write( "Step by step  </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #518410 by </B><A HREF=/tutors/aboutme.mpl?userid=Alan3354><B>Alan3354(69443)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=Alan3354><IMG SRC=http://www.algebra.com/images/aboutme-small.gif BORDER=0 alt=\"About Me\" VALIGN=MIDDLE></A>&nbsp;<IMG SRC=http://www.algebra.com/cgi-bin/show-face.mpl?user=Alan3354><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=518410\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> Prove that it is rational or not.<BR>\n" );
document.write( "1.  320.5492492492....<BR>\n" );
document.write( "n = 320.5492492492....<BR>\n" );
document.write( "492 is repeated<BR>\n" );
document.write( "---<BR>\n" );
document.write( "n = 0.492<BR>\n" );
document.write( "1000n = 492.492492...<BR>\n" );
document.write( "+1 n = 0.492492492...<BR>\n" );
document.write( "-------------------------- Subtract<BR>\n" );
document.write( "999n = 492<BR>\n" );
document.write( "n = 492/999<BR>\n" );
document.write( "320.5492492492.... = 320.5 + 492/9990<BR>\n" );
document.write( "--> rational<BR>\n" );
document.write( "-----------<BR>\n" );
document.write( "2.  52.4672167216721.....<BR>\n" );
document.write( "Do it like #1<BR>\n" );
document.write( "Email via the TY note for help, or to check. </SPAN>\n" );
document.write( "</TD></TR></TABLE>\n" );