Talen 1535 till 1541 i romerska siffror
I högerkolumnen visas hur varje romersk siffra bidrar till att man hamnar vid rätt tal.
| 1535 | = | MDXXXV | = | 1000 + 500 + 10 + 10 + 10 + 5 |
| 1536 | = | MDXXXVI | = | 1000 + 500 + 10 + 10 + 10 + 5 + 1 |
| 1537 | = | MDXXXVII | = | 1000 + 500 + 10 + 10 + 10 + 5 + 1 + 1 |
| 1538 | = | MDXXXVIII | = | 1000 + 500 + 10 + 10 + 10 + 5 + 1 + 1 + 1 |
| 1539 | = | MDXXXIX | = | 1000 + 500 + 10 + 10 + 10 + 10 − 1 |
| 1540 | = | MDXL | = | 1000 + 500 + 50 − 10 |
| 1541 | = | MDXLI | = | 1000 + 500 + 50 − 10 + 1 |