0
1000
1000
20
130
390
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.
To round 198.59 to the nearest tens place, you look at the digit in the ones place, which is 8. Since 8 is 5 or greater, you round up the tens digit (9) by 1, making it 10. Therefore, 198.59 rounded to the nearest tens place is 200.
710
To convert 56212 to tens, you look at the digit in the tens place, which is 1. The number can be expressed as 56210 when rounded down to the nearest ten or as 56220 when rounded up. Thus, it is closest to 56210 when considering the tens place.
630
20
200