1. Round the number $58,290$ to the nearest thousand. The result is ___. (include comma)
2. When rounding to the nearest ten thousand, what is the midpoint between the benchmark numbers $240,000$ and $250,000$?
3. A number is exactly at the midpoint of two ten thousands. If the number is $455,000$, what does it round to when rounding to the nearest ten thousand? ___ (include comma)
4. When rounding $652,981$ to the nearest ten thousand, which statement correctly describes the comparison step?
5. A city's population is $981,450$. Round this number to the nearest hundred thousand. The rounded population is ___. (include commas)
6. Round 63,949 to the nearest hundred. ___ (include commas)
7. Round 792 to the nearest ten. ___
8. Round 481,628 to the nearest hundred. ___(include commas)
9. Round 1,497 to the nearest ten. ___ (include commas)
10. Round 63,994 to the nearest hundred. ___