document.write( "Question 650523: when doing addition fractions is to negatives a positive example -20+-20 = 40 or -40 \n" ); document.write( "
Algebra.Com's Answer #407329 by stanbon(75887)\"\" \"About 
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when doing addition fractions is to negatives a positive example -20+-20 = 40 or -40
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\n" ); document.write( "-20 + -20 = -40
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\n" ); document.write( "Cheers,
\n" ); document.write( "Stan H.
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