The given number is already rounded to a tenths. You cannot round such a number to a thousandths.
0.300
2.1985 rounded to the nearest thousandths place is 2.199
492.307
2.033
7.149
It's already there.
When you round 40.0099 to the nearest thousandths the result is 40.010
It is: 35.193
45.0099 to the nearest thousandths = 45.010
It is already rounded to the nearest thousandths.
It is already rounded to the nearest thousandths.
14.11931627 to the nearest hundred-thousandths is 14.11932
2.943
827.392 to the nearest hundred thousandths is 827.39200
To the nearest thousandths, 0.1632 = 0.163
round off 25971 to the nearest ten thousandths
5.8125 rounded to the nearest thousandths-place is 5.813
2.1985 rounded to the nearest thousandths place is 2.199