206 to the nearest hundreds is 200
The answer depends on what is measured to 206, and the units used for 206.
206 rounded to the nearest 100 is 200. Rounded to the nearest ten is 210.
Well, honey, 205.83 rounded to the nearest whole number is 206. It's as simple as that. No need to make a big fuss about it.
5,420,058 to the nearest hundreds is 5,420,100
337 to the nearest hundreds is 300
2754 to the nearest hundreds is 2800
9080 to the nearest hundreds is 9100
25,452 to the nearest hundreds is 25,500
8614 to the nearest hundreds is 8600
6,987 to the nearest hundreds is 7,000
1,001 to the nearest hundreds is 1,000
210 to the nearest hundreds is 200