80 in Roman Numerals
How to write the number 80 in Roman numerals, with the full place-value breakdown.
The number 80 in Roman numerals
LXXX
Place-value breakdown
80 = 80, so LXXX = LXXX. Roman numerals are written from largest to smallest value, left to right:
| Place | Value | Roman | Rule |
|---|---|---|---|
| Tens | 80 | LXXX | Additive rule: LXXX = 80 (symbols are simply added) |
About the number 80
The number 80 is written LXXX in Roman numerals.
Looking for the ordinal form — "80th in Roman numerals"? Roman notation makes no distinction between cardinal and ordinal numbers, so "80th" is also written LXXX.
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Roman numeral
LXXX