30 does not round to a nearest hundreds place. This is because it is under 50, so it would round to 0. If it was 50 or greater it would round up to 100.
30,758 rounded to the nearest hundred = 30,800 30 758 rounded to the nearest nearest ten = 37,760
0
630 rounded the the nearest hundred is 600. The 6 is the hundred digit and 30 is less than 50, so rounded to nearest hundred is 600.
3000
0
29.999999, 29.999998
It is 500 rounded to the nearest hundred
It is 5300 rounded to the nearest hundred
794 rounded to the nearest hundred is 800.
It is 300 when rounded to the nearest hundred
It is 300,000 rounded to the nearest hundred thousand
844 rounded to the nearest hundred is 800.