Fractions not using the Unicode fraction slash have been eliminated in many other places, but not in currency definitions.
(The following is probably not a complete list as I don't know of a way to view the full set of currency definitions.)
Lithuania › Lithuania, Grand Duchy of • Bohemian Groat (1495-1535)
5 Lithuanian pence = 1 Lithuanian half-groat = 5/12 Bohemian groat
Islamic states › Iberian Peninsula and the Balearic Islands › Hammudid dynasty • Dinar (1008-1052)
AV Dinar (1) - AR Dirham (7/10) - AE Fals (1/60)
Islamic states › Iberian Peninsula and the Balearic Islands › Hudid dynasty • Dinar (1039-1110)
AV Dinar (1) - AR Dirham (7/10) - AE Fals (1/60)
Livonia › Courland and Semigallia, Duchy of • Thaler (1586-1795)
1 Thaler = 2 Ort = 36 Grossus = 72 Polker = 108 Schilling • 4-2/3 Thaler = 1 Dukat
Livonia › Livonia, Duchy of • Thaler (1581-1629)
1 Thaler = 36 Grossus = 72 Polker = 108 Schilling = 648 Denarius • 4-2/3 Thaler = 1 Dukat
Livonia › Livonia, Swedish › Riga, City of • Swedish occupation - Thaler (1621-1710)
1 Thaler = 48 Schilling = 72 Polker • 4-2/3 Thaler = 1 Dukat
Persia › Indo-Parthian Kingdom • Drachm (12 BC-225 AD)
AR / AE / BI Tetradrachm (4) - AR / AE / BI Drachm (1) - AE Unit / Tri-Chalkon (1/16)
Persia › Indo-Sasanian Kingdom • Drachm (230 AD-360 AD)
AV Dinar (1) - AR Drachm (1/12) - AE pashiz / AE unit / AE Chalkous (1/576)
Persia › Sasanian Empire • Drachm (224 AD-651 AD)
AV Dinar (1) - AR / AE Tetradrachm (1/3) - AR Drachm (1/12) - AR Hemidrachm (1/24) - AE pashiz / AE unit / AE 16 Chalkoi (1/36) - AR Obol (1/72) = AE pashiz / AE unit / AE 8 Chalkoi (1/72) - AE pashiz / AE unit / AE Chalkous (1/576)
Windward Islands • Livre tournois (781-1795)
3 Deniers = 1 Liard = 1/2 Double • 12 Deniers = 1 Sol • 20 Sols = 2 Testons = 1 Livre • 1 Livre and 4 Deniers = 1 Franc
France › French colonies • Livre tournois (781-1795)
3 Deniers = 1 Liard = 1/2 Double • 12 Deniers = 1 Sol • 20 Sols = 2 Testons = 1 Livre • 1 Livre and 4 Deniers = 1 Franc
France › French Guiana • Livre tournois (781-1795)
3 Deniers = 1 Liard = 1/2 Double • 12 Deniers = 1 Sol • 20 Sols = 2 Testons = 1 Livre • 1 Livre and 4 Deniers = 1 Franc
France › Guadeloupe • Livre tournois (781-1795)
3 Deniers = 1 Liard = 1/2 Double • 12 Deniers = 1 Sol • 20 Sols = 2 Testons = 1 Livre • 1 Livre and 4 Deniers = 1 Franc
India › Hindu Dynasties › Travancore, Kingdom of • Rupee (1729-1947)
1 Pagoda = 7½ Rupee • 1 Rupee = 7 Fanams = 28 Chuckram • 1 Anantaraya = 2 Fanams • 1 Chuckram = 16 Cash (Kasu)