document.write( "Question 774570: 1/30 - 7/18 \n" ); document.write( "
Algebra.Com's Answer #472312 by algebrahouse.com(1659)\"\" \"About 
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1/30 - 7/18
\n" ); document.write( "= 3/90 - 35/90 {got a common denominator of 90}
\n" ); document.write( "= -32/90 {combined numerators over common denominator}
\n" ); document.write( "= -16/45 {reduced}
\n" ); document.write( "
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