The tutorial shows how to build an amortization schedule in Excel to detail periodic payments on an amortizing loan or mortgage. Note: this spreadsheet is for educational purposes only.5, A fixed principal loan results in declining payments over the loan period. Loan Amortization Schedule outlines the interest and principal payments owed on a mortgage, including the outstanding balance. This calculator will help you to figure a current loan balance when the borrower made different payments than those stipulated in the original loan terms. For a regular wage payment fill out the contract hours, hours worked for the regular wage payments for either a monthly or biweekly employee and the. Learn more about MetLife employee benefits and financial solutions. Before slicing up your income using this budgeting framework, it's important to calculate your after-tax income. A double variable to hold the annual interest rate. A double variable to hold the loan balance.