0.800
.000 .001 - one thousandth
0.8
Oh, what a happy little question! To write 800 as a decimal, you simply write it as 800.0. See, decimals are just a way to show parts of a whole number, and in this case, 800 is the whole number with no parts. Just remember, there are no mistakes in decimals, only happy little accidents!
one-thousandth
0.060
0.006
No. Gasoline is inanimate and does not use decimals. Full Stop.
0.015 inch
0.0001 is one ten-thousandth.
0.30050.30060.30070.3008
0.199, 0.198
It is the third digit after the decimal point.