| Places | Ones | Tenths | Hundredths | Thousandths | Ten Thousandths | Hundred Thousandths | Millionths | |
|---|---|---|---|---|---|---|---|---|
| Number | 4 | . | 1 | 2 | 3 | 1 | 0 | 6 |
| Rounded Number | 4 | . | 1 |
- 1 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 (1) does not change
- The digits to the right of the tenths place are dropped
- 4.123106 rounded to the nearest tenth (one decimal place) = 4.1
