The tutorial shows how to build an amortization schedule in Excel to detail periodic payments on an amortizing loan or mortgage. Loan Amortization Schedule outlines the interest and principal payments owed on a mortgage, including the outstanding balance.This Microsoft Excel template illustrates how to create a loan amortization schedule, as well as dealing with additional payments and variable interest rates. Make math easier with these free calculator templates. 1. Download the amortization schedule from Microsoft. 2. Open the template in Excel. 3. This article will show you how to make a loan amortization schedule in Excel, providing a clear view of your loan repayment process. Even-principal, straight-line loan amortization table in Excel, showing the periodic. Each payment on this type of loan consists of interest and principal payments. Now, you're ready to build your table to track payments.