document.write( "Question 701144: What is the difference between the sum of all postive odd integers less than 102 and the sum of all positive even integers less than 102 ? \n" ); document.write( "
Algebra.Com's Answer #432279 by Edwin McCravy(20054)\"\" \"About 
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document.write( "The other tutor's answer is incorrect.  \r\n" );
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document.write( "The first 101 integers consist of 50 even numbers and 51 odd numbers\r\n" );
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document.write( "sum of odds  = 1 + 3 + 5 + 7 + ··· + 95 + 97 + 99 + 101\r\n" );
document.write( "sum of evens =     2 + 4 + 6 + ··· + 94 + 96 + 98 + 100\r\n" );
document.write( "-------------------------------------------------------\r\n" );
document.write( "difference   = 1 + 1 + 1 + 1 + ··· +  1 +  1 +  1 +   1\r\n" );
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document.write( "When we subtracted them above, term by term, there is a 1 \r\n" );
document.write( "in each of the positions of the 51 odd numbers. The sum of \r\n" );
document.write( "51 1's is 51.\r\n" );
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document.write( "Answer: 51\r\n" );
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document.write( "Edwin
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