This post explains how to calculate Weighted Average in Excel with percentages. In a standard arithmetic average where the sum of values is divided by the number of values, each data value is treated ...

In your school life, you have learned about average and the method to calculate it. The formula to calculate the average is very simple. You just have to add all the values in the given data and ...

If you track your daily earnings using an Excel spreadsheet, you can use the same spreadsheet to estimate your projected earnings over any time period. Using Excel's "AVERAGE" function, you can ...

If you have a recent pay stub, you can use Microsoft Excel to calculate your annual salary, as well as estimate how much a raise will affect your paychecks. Here are the steps to calculate yours. How ...

Calculating returns from your stock portfolio can be a tricky matter, especially if some of your holdings pay dividends, or you make frequent deposits and withdrawals from your account. With Excel and ...

A seasonal index is a way of measuring the seasonal variation -- that is, to measure the change that is due to seasonal changes in demand -- of a variable, typically sales. For example, a beachfront ...

Claire Boyte-White is the lead writer for NapkinFinance.com, co-author of I Am Net Worthy, and an Investopedia contributor. Claire's expertise lies in corporate finance & accounting, mutual funds, ...

Daniel Jassy, CFA, is an Investopedia Academy instructor and the founder of SPYderCRusher Research. He contributes to Excel and Algorithmic Trading. Return on investment (ROI) measures the amount of ...

Stock's historical variance measures its return stability over time. Higher variance indicates greater return unpredictability and risk. Calculate variance using Excel to simplify the process for ...

If you have a recent pay stub, you can use Microsoft Excel to calculate your annual salary, as well as estimate how much a raise will affect your paychecks. Here are the steps to calculate yours. How ...