Question 256698
2.35x10^4 means "move the decimal point 4 to the right" to get 23,500
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2.35x10^-4 means "move the decimal point 4 to the left" to get 0.000235
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The scientific notation form 
for 6045199 = 6.045199x10^6 ; the 6 tells you you would have to move
the decimal point 6 to the right to get the original number.
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for 0.0001468 = 1.468x10^-4 ; the -4 tells you you would have to move
the decimal point 4 to the left to get the original number.
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Notice that each of the scientific examples is expressed as a 
number greater than one and less than 10 followed by some power
of ten.
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Google will tell you more about scientific notation if you want
to read it.
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Cheers,
Stan H.