To round 2831 to the nearest tens, look at the digit in the ones place, which is 1. Since 1 is less than 5, you round down. Therefore, 2831 rounded to the nearest tens is 2830.
134 to the nearest tens is 130
To the nearest tens: 10 To the nearest tenths: 7.2
93 to the nearest tens = 90
85 to the nearest tens place = 90
To the nearest tens place, 0.6 = 0
930
56,999 to the nearest tens is 57,000
134 to the nearest tens is 130
To the nearest tens: 10 To the nearest tenths: 7.2
85 to the nearest tens place = 90
93 to the nearest tens = 90
To the nearest tens place, 0.6 = 0
391 rounded to the nearest tens place is 390
456.82 to the nearest tens place = 460
629 to the nearest tens is 630
554 to the nearest tens place is 550
90