Talen 384 till 390 i romerska siffror
I högerkolumnen visas hur varje romersk siffra bidrar till att man hamnar vid rätt tal.
| 384 | = | CCCLXXXIV | = | 100 + 100 + 100 + 50 + 10 + 10 + 10 + 5 − 1 |
| 385 | = | CCCLXXXV | = | 100 + 100 + 100 + 50 + 10 + 10 + 10 + 5 |
| 386 | = | CCCLXXXVI | = | 100 + 100 + 100 + 50 + 10 + 10 + 10 + 5 + 1 |
| 387 | = | CCCLXXXVII | = | 100 + 100 + 100 + 50 + 10 + 10 + 10 + 5 + 1 + 1 |
| 388 | = | CCCLXXXVIII | = | 100 + 100 + 100 + 50 + 10 + 10 + 10 + 5 + 1 + 1 + 1 |
| 389 | = | CCCLXXXIX | = | 100 + 100 + 100 + 50 + 10 + 10 + 10 + 10 − 1 |
| 390 | = | CCCXC | = | 100 + 100 + 100 + 100 − 10 |