990
It would be 0. Rounded to the nearest thousand would be 1000.
1000
1000
0
It is: 1000
It then is 70 when rounded to the nearest ten
rounded up to the nearest ten is 60
It is then 740 when rounded to the nearest ten.
81,215 rounded to the nearest ten thousands is 80,000
30
6512162 rounded to the nearest ten is 6512160.