The numbers 1721 to 1727 in roman numerals
The right column shows how each roman numeral adds up to the total.
| 1721 | = | MDCCXXI | = | 1000 + 500 + 100 + 100 + 10 + 10 + 1 |
| 1722 | = | MDCCXXII | = | 1000 + 500 + 100 + 100 + 10 + 10 + 1 + 1 |
| 1723 | = | MDCCXXIII | = | 1000 + 500 + 100 + 100 + 10 + 10 + 1 + 1 + 1 |
| 1724 | = | MDCCXXIV | = | 1000 + 500 + 100 + 100 + 10 + 10 + 5 − 1 |
| 1725 | = | MDCCXXV | = | 1000 + 500 + 100 + 100 + 10 + 10 + 5 |
| 1726 | = | MDCCXXVI | = | 1000 + 500 + 100 + 100 + 10 + 10 + 5 + 1 |
| 1727 | = | MDCCXXVII | = | 1000 + 500 + 100 + 100 + 10 + 10 + 5 + 1 + 1 |