80 (previous 79, next 81)
- the cardinal number eighty
- Aegean numerals: please add, if you can
- Arabic (Eastern) numerals: ٨٠
- Arabic (Western) numerals: 80
- Armenian numerals: Ձ
- Assamese numerals: ৮০
- Balinese numerals: ᭘᭐
- Bengali numerals: ৮০
- Brahmi numerals: 𑁢, (place notation) 𑁮𑁦
- Chakma numerals: 𑄾𑄶
- Cham numerals: ꩘꩐
- Chinese numerals: 八十
- CJK tally marks: 𝍶𝍶𝍶𝍶𝍶𝍶𝍶𝍶𝍶𝍶𝍶𝍶𝍶𝍶𝍶𝍶
- Counting rod numerals: 𝍧〇
- Devanagari numerals: ८०
- Dhives Akuru numerals: please add, if you can
- Egyptian numerals: 𓎍
- Ethiopic numerals: ፹
- Garay numerals: please add, if you can
- Gothic numerals: 𐍀
- Greek numerals: Π΄, π΄
- Gujarati numerals: ૮૦
- Gurmukhi numerals: ੮੦
- Indic Siyaq numerals: please add, if you can
- Hanifi Rohingya numerals: 𐴸𐴰
- Hebrew numerals: פ
- Javanese numerals: ꧘꧐
- Kaktovik numerals: please add, if you can
- Kannada numerals: ೮೦
- Kawi numerals: please add, if you can
- Kayah Li numerals: ꤈꤀
- Khmer numerals: ៨០
- Khudawadi numerals: 𑋸𑋰
- Lanna numerals: (secular) ᪈᪀, (religious) ᪘᪐
- Lao numerals: ໘໐
- Lepcha numerals: ᱈᱀
- Limbu numerals: ᥎᥆
- Malayalam numerals: ൮൦
- Maya numerals: please add, if you can
- Mende Kikakui numerals: please add, if you can
- Meroitic cursive numerals: please add, if you can
- Meitei numerals: ꯸꯰
- Mongolian numerals: ᠘᠐
- Myanmar numerals: ၈၀
- N'Ko numerals: ߈߀
- Ol Chiki numerals: ᱘᱐
- Old Persian numerals: please add, if you can
- Odia numerals: ୮୦
- Osmanya numerals: 𐒨𐒠
- Ottoman Siyaq numerals: please add, if you can
- Pahawh Hmong numerals: please add, if you can
- Persian numerals: ۸۰
- Roman numerals: LXXX, lxxx
- Saurashtra numerals: ꣘꣐
- Sharada numerals: 𑇘𑇐
- Sinhalese numerals: ෮෦, (archaic) 𑇱
- Sundanese numerals: ᮸᮰
- Takri numerals: 𑛈𑛀
- Tally marks: 𝍸𝍸𝍸𝍸𝍸𝍸𝍸𝍸𝍸𝍸𝍸𝍸𝍸𝍸𝍸𝍸
- Tamil numerals: ௮௰
- Telugu numerals: ౮౦
- Thai numerals: ๘๐
- Tibetan numerals: ༨༠
- Tirhuta numerals: 𑓘𑓐
- Warang Citi numerals: 𑣨𑣠, 𑣱