It is: 230
It is then 230 when rounded to the nearest 10
232 degrees Celsius (to the nearest whole number)
It is 230 when rounded down.
It would take 232 days. *The actual number was 231.48, but since you can't spend in half a day, I rounded to the whole number of days.
You cannot put a whole number into simplest form. A number has to a fraction to be simplified.