Functions perform a mathematical calculation on a range of cells in Excel. The most common Functions are SUM, AVERAGE, COUNT, MIN, and MAX. If an individual wants to find the average, minimum, or ...

In Excel, there are two ways of calculating the weighted average with percentages: using the SUM function and using the SUMPRODUCT function. Let us have a look at these 2 methods in detail.

For example, the AVERAGE function takes a set of numbers and finds the mean, and MAX tells you the largest number in a range. Excel's functions follow a very specific syntax: ...

Enter the payment dates in column B, using the DATE function to ensure proper formatting. The format for DATE is Year,Month,Day. For example, to enter the date of June 1, 2013, type:=DATE (2013,6,1) ...

If you have ten different rates, for example, your ranges would end at "A12" and "B12," rather than "A3" and "B3." Hit the "Enter" key to display the weighted average within the blank cell.