WotLK I want to donate

[Pissco]

Hello, i want to donate 10 USD but i got 9.57 on my card, is there anyway i get 10 coins from it ? and count it as 10 USD ? its only 0.43 and i dont have money from it, and thank you for your help

[Shred]

Go to a shop, try to buy something that costs $10 with $9.57, see what happens.