FRACTIONS in ANCIENT TAMIL CIVILIZATION used till now

• 1= onRu
• 3/4= mukkaal
• 1/2= arai
• 1/4= kaal
• 1/5= naalumaa
• 3/16= moonRu veesam
• 3/20= moonRumaa
• 1/8= araikkaal
• 1/10= irumaa
• 1/16= maakaaNi (veesam)
• 1/20= orumaa
• 3/64= mukkaal veesam
• 3/80= mukkaaN
• 1/32= araiveesam
• 1/40 araimaa
• 1/64= kaal veesam
• 1/80= kaaNi
• 3/320= araikkaaNi munthiri
• 1/160= araikkaaNi
• 1/320= munthiri
• 1/102,400= keezh munthiri
• 1/2,150,400= immi
• 1/23,654,400= mummi
• 1/165,580,800= aNu
• 1/1,490,227,200= kuNam
• 1/7,451,136,000= pantham
• 1/44,706,816,000= paagam
• 1/312,947,712,000= vintham
• 1/5,320,111,104,000= naagavintham
• 1/74,481,555,456,000= sinthai
• 1/1,489,631,109,120,000= kathirmunai
• 1/59,585,244,364,800,000= kuralvaLaippidi
• 1/3,575,114,661,888,000,000= veLLam
• 1/357,511,466,188,800,000,000= nuNNmaNl
• 1/2,323,824,530,227,200,000,000= thaertthugaL

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