Talen 1185 till 1191 i romerska siffror
I högerkolumnen visas hur varje romersk siffra bidrar till att man hamnar vid rätt tal.
| 1185 | = | MCLXXXV | = | 1000 + 100 + 50 + 10 + 10 + 10 + 5 |
| 1186 | = | MCLXXXVI | = | 1000 + 100 + 50 + 10 + 10 + 10 + 5 + 1 |
| 1187 | = | MCLXXXVII | = | 1000 + 100 + 50 + 10 + 10 + 10 + 5 + 1 + 1 |
| 1188 | = | MCLXXXVIII | = | 1000 + 100 + 50 + 10 + 10 + 10 + 5 + 1 + 1 + 1 |
| 1189 | = | MCLXXXIX | = | 1000 + 100 + 50 + 10 + 10 + 10 + 10 − 1 |
| 1190 | = | MCXC | = | 1000 + 100 + 100 − 10 |
| 1191 | = | MCXCI | = | 1000 + 100 + 100 − 10 + 1 |