3300
3278 rounded to the nearest hundred is 3300. When rounding to the nearest hundred, you look at the digit in the tens place (2 in this case). If it is 5 or greater, you round up; if it is less than 5, you round down. In this instance, since 2 is less than 5, the hundreds digit remains the same and the tens and ones digits become zeros.
It is 300 when rounded to the nearest hundred
916 rounded to the nearest hundred is 900
5800
0
657 rounded to the nearest ten is 660. 657 rounded to the nearest hundred is 700.
It is already rounded to the nearest hundred thousandths. Rounded to the nearest thousands would be 87.381.
0
10000
0
678 is rounded nearest hundred is 700