document.write( "Question 674390: The Carcharodon megaladon shark of the Miocene ere is believed to have been about 12 meters long.The modern great white shark is about 6 meters long.Write the change in length of these longest sharks over time as a percent increase or decrease. \n" ); document.write( "
Algebra.Com's Answer #419208 by josmiceli(19441)\"\" \"About 
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The change in length is \"+12+-+6+=+6+\" m
\n" ); document.write( "The percent decrease in length is
\n" ); document.write( "\"+%286+%2F+12%29%2A100+=+50+\"
\n" ); document.write( "50% decrease
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