document.write( "Question 289571: How do I write 645 in scientific notation? \n" ); document.write( "
Algebra.Com's Answer #209696 by richwmiller(17219)\"\" \"About 
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scientific notation is a number less than ten and greater than 0 times multiplied by appropriate powers of ten
\n" ); document.write( "we want to change 645 to 6.45\r
\n" ); document.write( "\n" ); document.write( "645/100=6.45
\n" ); document.write( "100=10^2
\n" ); document.write( "6.45*10^2
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