

This function is useful in formulas where you need to calculate an age. Returns the serial number of a particular dateĬalculates the number of days, months, or years between two dates. For example, a version marker of 2013 indicates that this function is available in Excel 2013 and all later versions. These functions aren't available in earlier versions. This chart was created using the ARM Calculator spreadsheet.Note: Version markers indicate the version of Excel a function was introduced. The red and blue lines represent the interest and principal portions of that payment, respectively. You'll see in the chart below for a 3/1 ARM that the total payment due starts increasing each year after the initial 3-year fixed period.

This is particularly useful when looking at an adjustable rate mortgage (ARM). Principal Payment ChartĪnother useful amortization chart shows the interest vs. This technique is not as compatible with other spreadsheet software, though. It involves creating dynamic named ranges and using the named ranges for the series in the chart. However, it is more complicated, and designed to make it hard to figure out what is going on. There is another trick which I use in a lot of my mortgage calculators.

You'll see how this works if you take a look at the Period column in the template.

Use this basic amortization spreadsheet to see how to create an amortization and payment chart in Excel.
