What is another way to write 250,000 ml?

250 Liters; or, 250 L, is another way to write "250,000 mL"
_______________________
(Note that "mL" is another way to write "ml"; or "milliliters".
____________________________
Lengthy explanation:
_________________________________
One other way to write 250,000 mL is to convert that value to "L" (Liters).
_________________________________
Note the exact version: 1000 mL = 1 L
_________________________________
So:
_______________
250,000 mL * ( ) = ? L ;
___________________________________________ 
Note:  The "mL" notations "cancel out") ; and we are left with:
_________________________________________________ 
250,000 mL =
___________________________________
(  L ;
__________________________________
250,000 ÷ 1000 = ? L
______________________
Take:  "250,000" and move back the last 3(three) decimal places:
_____________________________
250,000 ÷ 1000 = 250 L
_____________________________

Rounding decimals is very similar to rounding other numbers. if the hundredths and thousandths places of a decimal is forty-nine or less, they are dropped and the tenths place does not change. for example, rounding 0.843 to the nearest tenth would give 0.8. , your welcome !

1. 8 or -82. 14 or -143. -11, -3, 0, 7, 10