Year: Matching principal and interest method: the monthly repayment amount of principal and interest is: 1346.67 yuan, and the total repayment amount is:

48480. 12 yuan, total interest payable:

3480. 12 yuan. The interest paid in the first month is 183.75 and the principal paid in the first month is1162.92; The interest paid in the second month is 179.05438+0 and the principal paid in the second month is 1 167.66.