| Ones | Tenths | Hundredths | Thousandths | ||
|---|---|---|---|---|---|
| 5.178 | 5 | . | 1 | 7 | 8 |
Expanded Form of 5.178:
5.178 = (5 * 100) + (1 * 1/101) + (7 * 1/102) + (8 * 1/103)
5.178 = (5 * 1) + (1 * 1/10) + (7 * 1/100) + (8 * 1/1,000)
5.178 = 5 + 1/10 + 7/100 + 8/1,000
5.178 = 5 + 0.1 + 0.07 + 0.008
