Talen 1847 till 1853 i romerska siffror
I högerkolumnen visas hur varje romersk siffra bidrar till att man hamnar vid rätt tal.
| 1847 | = | MDCCCXLVII | = | 1000 + 500 + 100 + 100 + 100 + 50 − 10 + 5 + 1 + 1 |
| 1848 | = | MDCCCXLVIII | = | 1000 + 500 + 100 + 100 + 100 + 50 − 10 + 5 + 1 + 1 + 1 |
| 1849 | = | MDCCCXLIX | = | 1000 + 500 + 100 + 100 + 100 + 50 − 10 + 10 − 1 |
| 1850 | = | MDCCCL | = | 1000 + 500 + 100 + 100 + 100 + 50 |
| 1851 | = | MDCCCLI | = | 1000 + 500 + 100 + 100 + 100 + 50 + 1 |
| 1852 | = | MDCCCLII | = | 1000 + 500 + 100 + 100 + 100 + 50 + 1 + 1 |
| 1853 | = | MDCCCLIII | = | 1000 + 500 + 100 + 100 + 100 + 50 + 1 + 1 + 1 |