The 240,000 principal and interest of the loan with the same amount in 20 years has been repaid for 654.38+05 years, and the principal is still 654.38+002 million yuan. Pay 1700 yuan every month, and then pay 15 years. a * * pay 1700 times 12 times 15, which is equal to 306,000 yuan. If the loan is 240,000 yuan for 20 years and the annualized interest rate is 6%, then the interest is 240,000 times 0.06 times 20 equals 288,000 yuan, then the principal plus interest is 240,000 plus 288,000 equals 528,000 yuan, and the principal has not been paid back for five years, leaving 65,438+0700 times 65,438+02 times 5 equals 655.