An amortization table shows the schedule for paying off a loan, such as a mortgage. Learn how to use one to determine your payoff schedule.Loan Amortization Formula​​ In order to create a loan amortization schedule in Excel, we can utilize the following built-in functions: Excel PMT Function. Step 1: Set up your amortization table. Open a new Excel sheet and create input cells for the known components of your loan. Example: A loan agreement would specify the interest rate, the monthly payment amount, and the amortization schedule over the loan period. Paying off your car loan early allows you to get back what you would've paid in interest. First mortgage amount - The amount of the first (or primary long-term) mortgage on the new property that the borrower plans to take out. Final values may vary subject to bank's policy. Lenders use the DSCR to determine whether a business has enough net operating income to pay back loans.