Coinage in India / Pakistan since Mughal Times till soon after independence
Cowrie to Damri
Damri to Dhela
Dhela to Pie
Pie to to Paisa
Paisa to Rupya
256 Damri = 192 Pie = 128 Dhela = 64 Paisa = 16 Anna = 1 Rupya
After some time 1 Aana was made equal to 6 paisa and 1 Paisa was adjusted at every quarter Rupaya (ie 4 Aana) thus the Rupaya was made of 100 Paisa.