Mortgage Loan Calculator.
| Loan amount | LOAN_AMOUNT |
| Term | TERM years |
| Interest rate | INTEREST_RATE |
| Monthly payment (PI) | MONTHLY_PI |
| Total principal and interest payments | TOTAL_OF_PAYMENTS |
| Total interest | INTEREST_PAID |
| Amount | PREPAY_AMOUNT PREPAY_TYPE |
| Start with payment | PREPAY_STARTS_WITH |
| Total payments | PREPAY_TOTAL_OF_PAYMENTS |
| Total interest | PREPAY_INTEREST_PAID |
| Interest savings | PREPAY_INTEREST_SAVINGS |
| Mortgage paid off in | PREPAY_PAYOFF_PERIODS |