19 hundred thousandths in scientific method

 19 hundred thousandths in scientific method
Write it in decimal form, which is 0.00019. Next move the decimal between the 1 and 9 which is 4 places so we have 0001.9 and then drop the zeros so we have 1.9 then times that by 10 to the power of -4

in scientific method form

That’s what i got when i looked up what the solutions were