| Places | Ones | Tenths | Hundredths | Thousandths | Ten Thousandths | Hundred Thousandths | Millionths | Ten Millionths | |
|---|---|---|---|---|---|---|---|---|---|
| 1 | |||||||||
| Number | 4 | . | 4 | 7 | 2 | 1 | 3 | 5 | 9 |
| Rounded Number | 4 | . | 5 |
- 4 is in the tenths place and 7 is in the hundredths place
- Since the digit in the hundredths place (7) is greater than or equal to 5, add 1 to the digit in the tenths place (4)
- 1 + 4 = 5, so the digit in the tenths place becomes 5
- The digits to the right of the tenths place are dropped
- 4.4721359 rounded to the nearest tenth (one decimal place) = 4.5
