Respuesta :

To round to nearest 10: is 09 closer to 0 or 10? 10. So the answer is 210.

To round to the nearest 100: is 209 closer to 200 or 300? 200. So the answer is 200.

210- to round it to the nearest 10 and numbers 5 and over get rounded and 9 rounded to the nearest 10 would be ten. I hope I helped you!