The numbers 1845 to 1851 in roman numerals
The right column shows how each roman numeral adds up to the total.
| 1845 | = | MDCCCXLV | = | 1000 + 500 + 100 + 100 + 100 + 50 − 10 + 5 |
| 1846 | = | MDCCCXLVI | = | 1000 + 500 + 100 + 100 + 100 + 50 − 10 + 5 + 1 |
| 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 |