How to calculate the .3-year interest rate of credit card installment?

the algorithm of .3-year interest rate for credit card installment:

1. annual interest rate formula: annual interest rate = installment fee rate/(installment number +1)= single installment fee rate/(installment number +1).

2. The .3-year credit card installment rate is the actual annual interest rate =.3% times 12/(12+1) times 24=19.49.

What are the credit card withdrawal methods of China Merchants Bank?

Ping An Bank Credit Card Points Rules

Translate some bank terms, thank you.

The ICBC card status was abnormal for the second time. Why did my phone not receive the message?

What should I do if I receive a credit card from bank of dalian?

How to collect the annual fee for ICBC Study Abroad Credit Card?

Why can't Alipay transfer money by credit card?

Can I contact the bank for CCB credit card inquiries?

What is the content of the text message received after canceling the ICBC credit card?

Which bank��s credit card is faster and more affordable in Nanning, Guangxi?