How do you convert -38600000 to scientific notation?
-38,600,000.
take the decimal place and move it to the left until you have only one number left of the decimal place... like this
-3.86
now count out how many times you move over the decimal place... you move it 7 times. multiply your number of -3.86 by 107
-3.86*107
How do you write 73.5 in scientific notation?
73.5 can be written in scientific notation as 7.35 x 10^1