I believe many people have heard of the rate of credit cards. People who use credit cards should know that the rate of 0.38 is relatively low, and more than 0.38 is a high rate. What about the rate of 0.38?

How to calculate the rate of 0.38?

A ratio of 0.38 means 0.38%. In fact, it means that 3.8 yuan charges a handling fee of 1000 yuan, and 0.38% of the transaction amount is used as the handling fee. Generally, the rate of 0.38 is the rate of supermarket credit card. When we buy things in shopping malls or supermarkets, the merchants will deduct a handling fee of 0.38 after swiping the card, which is borne by the merchants themselves.

The rate of 0.38 is the normal rate of merchants. If it is a personal rate, don't believe it. It is illegal for individuals to swipe their cards at the rate of 0.38. The content of how to calculate the rate of 0.38 is here. I hope everyone can help.