1400
When rounding 1408 to the nearest 1000, we look at the hundreds place, which is 4. Since 4 is less than 5, we round down. Therefore, 1408 rounded to the nearest 1000 is 1000.
500
80,000 is already rounded to the nearest hundreds.
0
0
712500
1400
64300
0
800
554600
6900