The numbers 1424 to 1430 in roman numerals
The right column shows how each roman numeral adds up to the total.
| 1424 | = | MCDXXIV | = | 1000 + 500 − 100 + 10 + 10 + 5 − 1 |
| 1425 | = | MCDXXV | = | 1000 + 500 − 100 + 10 + 10 + 5 |
| 1426 | = | MCDXXVI | = | 1000 + 500 − 100 + 10 + 10 + 5 + 1 |
| 1427 | = | MCDXXVII | = | 1000 + 500 − 100 + 10 + 10 + 5 + 1 + 1 |
| 1428 | = | MCDXXVIII | = | 1000 + 500 − 100 + 10 + 10 + 5 + 1 + 1 + 1 |
| 1429 | = | MCDXXIX | = | 1000 + 500 − 100 + 10 + 10 + 10 − 1 |
| 1430 | = | MCDXXX | = | 1000 + 500 − 100 + 10 + 10 + 10 |