document.write( "Question 351500: why is it when three consecutive numbers are added together, the answer is always the same as the middle number multiplied by three? \n" ); document.write( "
Algebra.Com's Answer #251148 by mananth(16946)\"\" \"About 
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It is because the middle number is the average of the three numbers.
\n" ); document.write( "there are three numbers.
\n" ); document.write( "so average * 3 = sum of three consecutive numbers.
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\n" ); document.write( "m.ananth@hotmail.ca
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