38 is larger than the midpoint between 30 and 40, so you would 'round it up.'
38 rounded to the nearest tens is 40
930
134 to the nearest tens is 130
56,999 to the nearest tens is 57,000
To the nearest tens: 10 To the nearest tenths: 7.2
93 to the nearest tens = 90
85 to the nearest tens place = 90
40
To the nearest tens place, 0.6 = 0
90
391 rounded to the nearest tens place is 390
629 to the nearest tens is 630
456.82 to the nearest tens place = 460