| Places | Tens | Ones | Tenths | Hundredths | |
|---|---|---|---|---|---|
| Number | 1 | 2 | . | 4 | 2 |
| Rounded Number | 1 | 2 | . | 4 |
- 4 is in the tenths place and 2 is in the hundredths place
- Since the digit in the hundredths place (2) is less than 5, the digit in the tenths place (4) does not change
- The digit in the hundredths place is dropped
- 12.42 rounded to the nearest tenth (one decimal place) = 12.4
