document.write( "Question 213137This question is from textbook
\n" ); document.write( ": Estimate the following sums or differences. 1 4/5 - 3 9/10 - 6 1/7 \n" ); document.write( "
Algebra.Com's Answer #161024 by rapaljer(4671)\"\" \"About 
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Approximately 2-4-6=-8\r
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