Hi Rozu,I thought of a way of Monetary unit in Pennies   

Pennies 单位拟定
For example（例如）:  888852313 CENT
8888523 Dollar      13 CENT
8888523 Pound      13 CENT
8888523 Yuan        13 CENT
8888523 Euro         13 CENT
...

Fiat Exchange
CENT/USD
CENT/GBP
CENT/CNY
CENT/EUR
...