In this video I'm going to show you how you can use Microsoft Excel to conduct a fairly straightforward exercise in loan amortization. Once completed, note the SST number and come into our office to finish the process.Calculate the monthly payments, total interest, and the amount of the balloon payment for a simple loan using this Excel spreadsheet template. Loan estimate: Completed sample forms ; Refinance (en Español). Download PDF ; Balloon payment. On this page below is a list of LOCAL forms that can be completed online and then printed. The form you need may be in this list. Each document presented for recording must include or comply with the following general requirements: The property must be located in Santa Clara County.