94.99
18.7
It is: 0.54
It is: 684.6
The thousandths place is the third digit after the decimal point. 86.255 only has 3 digits after the decimal point so it is already (possibly) rounded to the nearest thousandth.
2.53 rounded to the nearest decimal place is 2.5 2.53 rounded to the nearest decimal place is 2.5
5.7 rounded to the nearest decimal place would be 6.
There is no such thing as the "nearest decimal place".
To round 2.818 to the nearest one decimal place, you would look at the digit in the second decimal place, which is 1. Since 1 is less than 5, you would round down. Therefore, 2.818 rounded to the nearest one decimal place is 2.8.
Rounded to one decimal place it is 2.1
4.71 rounded to the nearest decimal value would be 4.7.
15.6
It is 849.
3.0
1.9
12.2
577.4