You can view it in the “ Data ” tab. Read: How to calculate the percentage difference between two numbers in Excel. Now you are ready to calculate the simple moving average.

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.

Step 4: Another formula you can use to calculate percentage is simply applying the / key in between two cells. For example, to pass a driving theory test, I need to get 80% of the questions correct.