100
145 to the nearest tens place is 150
930
56,999 to the nearest tens is 57,000
995 to the nearest tens is 1000. When rounding to the nearest tens, you look at the digit in the ones place. If it is 5 or greater, you round up; if it is less than 5, you round down. In this case, the digit in the tens place is 9, which is 5 or greater, so you round up to the nearest tens, which is 1000.
It is: 150
145 to the nearest tens place is 150
930
56,999 to the nearest tens is 57,000
629 to the nearest tens is 630
456.82 to the nearest tens place = 460
If you are asking what is 86799 rounded to the nearest tens, it is 86800.
218 rounded to the nearest tens would be 220.
456 to the nearest tens place is 460
2,742 to the nearest tens place is 2,740
40
16.0