| Places | Tens | Ones | Tenths | Hundredths | |
|---|---|---|---|---|---|
| Number | 2 | 1 | . | 2 | 5 |
| Rounded Number | 2 | 0 |
- 2 is in the tens place and 1 is in the ones place
- Since the digit in the ones place (1) is less than 5, the digit in the tens place (2) does not change
- 0 replaces the (1) in the ones place
- The decimal point and the digits to its right are dropped
- 21.25 rounded to the nearest ten = 20
