The number 80 is written as LXXX in Roman numerals.
Roman numerals use seven symbols: I (1), V (5), X (10), L (50), C (100), D (500), and M (1000). Numbers are formed by combining symbols and adding their values. When a smaller symbol appears before a larger one, it is subtracted (e.g., IV = 4, IX = 9, XL = 40, XC = 90, CD = 400, CM = 900).
To convert 80: start with the largest possible symbol and subtract its value, repeating until the remainder is zero. The result is LXXX.
| Number | Roman Numeral |
|---|---|
| 75 | LXXV |
| 76 | LXXVI |
| 77 | LXXVII |
| 78 | LXXVIII |
| 79 | LXXIX |
| 80 | LXXX |
| 81 | LXXXI |
| 82 | LXXXII |
| 83 | LXXXIII |
| 84 | LXXXIV |
| 85 | LXXXV |