It is 2,300
2300
8910
It is: 254.3
It is already to the nearest hundredth as 2.85
It is 2,100 when rounded to the nearest hundred
1300
400
2100
2300
It is: 700
To round 31817 to the nearest hundred, look at the tens digit, which is 1. Since 1 is less than 5, you round down. Therefore, 31817 rounded to the nearest hundred is 31800.
900
20
140
8910
It is: 254.3
100