Loan Information Loan balance? $ Interest rate? % Monthly payment? $ Lump sum payment? $ Printer-friendly version Current Plan Monthly Payment Total Interest Months to Pay Off Payoff with Lump Sum Payment Monthly Payment Total Interest Months to Pay Off Chart Table Interest Paid over Repayment Term Current Plan With Lump Sum Payment Total Interest Submit If you have received a lump-sum payment such as an inheritance, gift or tax refund, you might be wondering about the best use of that money. One thing you could consider is paying off debt, whether it be a mortgage, auto loan, or credit card debt. When you pay off debt, you are receiving a guaranteed return on your money – the amount of interest you would otherwise be paying on any outstanding balance. Paying debt early may also increase your monthly cash flow.