document.write( "Question 327533: add -7/11+4/13= \n" ); document.write( "

Algebra.Com's Answer #234599 by stanbon(75887) $\"\"$ $\"About$

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add
\n" ); document.write( "-7/11+4/13
\n" ); document.write( "----
\n" ); document.write( "lcd = (11*13)
\n" ); document.write( "---
\n" ); document.write( "Rewrite each fraction with
\n" ); document.write( "the lcd as its denominator:
\n" ); document.write( "---
\n" ); document.write( "=[-7*13/lcd + [4*11/lcd]
\n" ); document.write( "------
\n" ); document.write( "= [-91+44]/lcd
\n" ); document.write( "---
\n" ); document.write( "= -47/143
\n" ); document.write( "==============
\n" ); document.write( "Cheers,
\n" ); document.write( "Stan H. \n" ); document.write( "

\n" );