Talen 3963 till 3969 i romerska siffror
I högerkolumnen visas hur varje romersk siffra bidrar till att man hamnar vid rätt tal.
| 3963 | = | MMMCMLXIII | = | 1000 + 1000 + 1000 + 1000 − 100 + 50 + 10 + 1 + 1 + 1 |
| 3964 | = | MMMCMLXIV | = | 1000 + 1000 + 1000 + 1000 − 100 + 50 + 10 + 5 − 1 |
| 3965 | = | MMMCMLXV | = | 1000 + 1000 + 1000 + 1000 − 100 + 50 + 10 + 5 |
| 3966 | = | MMMCMLXVI | = | 1000 + 1000 + 1000 + 1000 − 100 + 50 + 10 + 5 + 1 |
| 3967 | = | MMMCMLXVII | = | 1000 + 1000 + 1000 + 1000 − 100 + 50 + 10 + 5 + 1 + 1 |
| 3968 | = | MMMCMLXVIII | = | 1000 + 1000 + 1000 + 1000 − 100 + 50 + 10 + 5 + 1 + 1 + 1 |
| 3969 | = | MMMCMLXIX | = | 1000 + 1000 + 1000 + 1000 − 100 + 50 + 10 + 10 − 1 |