, ▁“ ” ▁( two ▁tw ent ies ) ▁is ▁ 4 0 , ▁“ ” ▁( five ▁tw ent ies ) ▁is ▁ 1 0 0 . ▁Sub tra ction ▁is ▁also ▁heavily ▁used , ▁e . g . ▁“ ” ▁( one ▁more ▁until ▁ten ) ▁is ▁ 9 . ▁ ▁The ▁Ch uk chi ▁language ▁has ▁a ▁v iges imal ▁numer al ▁system . ▁ ▁O ce ania ▁There ▁is ▁some ▁evidence ▁of ▁base - 2 0 ▁usage ▁in ▁the ▁M ā ori ▁language ▁of ▁New ▁Zealand ▁as ▁seen ▁in ▁the ▁terms ▁Te ▁H ok ow h itu ▁a ▁Tu ▁referring ▁to ▁a ▁war ▁party ▁( liter ally ▁" the ▁seven ▁ 2 0 s ▁of ▁Tu ") ▁and ▁T ama - h ok ot ah i , ▁referring ▁to ▁a ▁great ▁war rior ▁(" the ▁one ▁man ▁equal ▁to ▁ 2 0 "). ▁ ▁In ▁Europe ▁ ▁Et ym ology ▁V iges imal ▁is ▁derived ▁from ▁the ▁Latin ▁ad jective ▁v ices im us . ▁ ▁Ex amples ▁ ▁Tw enty ▁() ▁is ▁used ▁as ▁a ▁base ▁number ▁in ▁the ▁French ▁language ▁names ▁of ▁numbers ▁from ▁ 7 0 ▁to ▁ 9 9 , ▁except ▁in ▁the ▁French ▁of ▁Belg ium , ▁Switzerland , ▁the ▁Democratic ▁Republic ▁of ▁the ▁Congo , ▁R w anda , ▁the ▁A osta ▁Valley ▁and ▁the ▁Channel ▁Islands . ▁ ▁For ▁example , ▁, ▁the ▁French ▁word ▁for ▁" 8 0 ", ▁literally ▁means ▁" four - tw ent ies "; ▁so ix ante