The numbers 1717 to 1723 in roman numerals
The right column shows how each roman numeral adds up to the total.
| 1717 | = | MDCCXVII | = | 1000 + 500 + 100 + 100 + 10 + 5 + 1 + 1 |
| 1718 | = | MDCCXVIII | = | 1000 + 500 + 100 + 100 + 10 + 5 + 1 + 1 + 1 |
| 1719 | = | MDCCXIX | = | 1000 + 500 + 100 + 100 + 10 + 10 − 1 |
| 1720 | = | MDCCXX | = | 1000 + 500 + 100 + 100 + 10 + 10 |
| 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 |