4,999 is the greatest whole number.
22999
The greatest whole number would be 499.
50
The greatest whole number to round to 300 would be 449 rounded to the nearest 300
4,999 is the greatest whole number.
22999
277299999
It is 2773049 to the nearest 100.
350
94 is the greatest two-digit whole number that when rounded to the nearest ten rounds to a two-digit number.
850 to 949
The greatest whole number would be 499.
749
14, which rounds down to 10.
50
949, which rounds down to 900.