Talen 1828 till 1834 i romerska siffror
I högerkolumnen visas hur varje romersk siffra bidrar till att man hamnar vid rätt tal.
| 1828 | = | MDCCCXXVIII | = | 1000 + 500 + 100 + 100 + 100 + 10 + 10 + 5 + 1 + 1 + 1 |
| 1829 | = | MDCCCXXIX | = | 1000 + 500 + 100 + 100 + 100 + 10 + 10 + 10 − 1 |
| 1830 | = | MDCCCXXX | = | 1000 + 500 + 100 + 100 + 100 + 10 + 10 + 10 |
| 1831 | = | MDCCCXXXI | = | 1000 + 500 + 100 + 100 + 100 + 10 + 10 + 10 + 1 |
| 1832 | = | MDCCCXXXII | = | 1000 + 500 + 100 + 100 + 100 + 10 + 10 + 10 + 1 + 1 |
| 1833 | = | MDCCCXXXIII | = | 1000 + 500 + 100 + 100 + 100 + 10 + 10 + 10 + 1 + 1 + 1 |
| 1834 | = | MDCCCXXXIV | = | 1000 + 500 + 100 + 100 + 100 + 10 + 10 + 10 + 5 − 1 |