1000
94000
5000
21 rounded to the nearest hundred is zero. -- The even hundred above 21 is 100. -- The even hundred below 21 is zero. -- 21 is closer to the lower one than it is to the higher one.
to round 184 to the nearest hundred, you need to look at the tens value place. if the number is 50+ then you round up, if it is 49 and below, then you round down. it's that simple. so you should get 200!
400
200
1000
500 000
8300
10
10
40
90
468,675 rounded to the nearest hundreds is 468,700
5600
94000