Talen 3518 till 3524 i romerska siffror
I högerkolumnen visas hur varje romersk siffra bidrar till att man hamnar vid rätt tal.
| 3518 | = | MMMDXVIII | = | 1000 + 1000 + 1000 + 500 + 10 + 5 + 1 + 1 + 1 |
| 3519 | = | MMMDXIX | = | 1000 + 1000 + 1000 + 500 + 10 + 10 − 1 |
| 3520 | = | MMMDXX | = | 1000 + 1000 + 1000 + 500 + 10 + 10 |
| 3521 | = | MMMDXXI | = | 1000 + 1000 + 1000 + 500 + 10 + 10 + 1 |
| 3522 | = | MMMDXXII | = | 1000 + 1000 + 1000 + 500 + 10 + 10 + 1 + 1 |
| 3523 | = | MMMDXXIII | = | 1000 + 1000 + 1000 + 500 + 10 + 10 + 1 + 1 + 1 |
| 3524 | = | MMMDXXIV | = | 1000 + 1000 + 1000 + 500 + 10 + 10 + 5 − 1 |