We can calculate a weighted average by multiplying the values to average by corresponding weights then dividing the sum of results by the sum of weights. SUMPRODUCTC3C11D3D11SUMD3D11 Press Enter after typing the formula to view the weighted average. The first column column B in our example contains the grades for each assignment or test.
Calculating the Weighted Average by using SUMPRODUCT Function Easy Way An Example of Calculating Weighted Average in Excel.
In order to calculate your weighted average price per share you can use the following formula. The average price paid per computer is 84900. To find your weighted average simply multiply each number by its weight factor and then sum the resulting numbers up. SUMPRODUCTweights values SUMweights.