Talen 1131 till 1137 i romerska siffror
I högerkolumnen visas hur varje romersk siffra bidrar till att man hamnar vid rätt tal.
| 1131 | = | MCXXXI | = | 1000 + 100 + 10 + 10 + 10 + 1 |
| 1132 | = | MCXXXII | = | 1000 + 100 + 10 + 10 + 10 + 1 + 1 |
| 1133 | = | MCXXXIII | = | 1000 + 100 + 10 + 10 + 10 + 1 + 1 + 1 |
| 1134 | = | MCXXXIV | = | 1000 + 100 + 10 + 10 + 10 + 5 − 1 |
| 1135 | = | MCXXXV | = | 1000 + 100 + 10 + 10 + 10 + 5 |
| 1136 | = | MCXXXVI | = | 1000 + 100 + 10 + 10 + 10 + 5 + 1 |
| 1137 | = | MCXXXVII | = | 1000 + 100 + 10 + 10 + 10 + 5 + 1 + 1 |