Learn how to calculate simple, weighted and exponential moving averages in Microsoft Excel using Data Analysis Tool Pack or Formula.

How to Calculate Weighted Average Using Excel To calculate this weighted average, first input the two values for the number of shares outstanding into adjacent cells.

Calculate the weighted average of interest rates in Microsoft Excel to compute the most accurate average interest rate among a group of lenders who received different rates.

By calculating a company's weighted average number of outstanding shares, we can get a more accurate picture of its earnings.