[神沙1,2,5毫]可以去邊到換[散紙1,2,5蚊]呢??? 除銀行

郵票售賣機(不過只會找1蚊硬幣)
汽水售賣機(新機只收5毫，機器會找1蚊、2蚊甚至5蚊)

You may try McDonalds, supermarkets, etc. where cents are still applicale in their products.