If you are using Microsoft Excel to manage numerical data, at some point you're inevitably going to display percentages. Doing so can give you a new insight, or make summarizing heaps of data a bit ...

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 ...

As a spreadsheet software program, Microsoft Excel has many useful features for a small business's productivity. Chief among these is the ability to use formulas to make various calculations with the ...

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 ...

When calculating a declining sales figure spanning multiple years, you need to calculate two percentages. The straight-line method calculates your overall decline, but this doesn't paint the entire ...

To calculate the Consumer Price Index between two years in Excel, take a sum of all the amounts spent on the basket of products over those two years. Then use the following formula to find the CPI ...

Investopedia contributors come from a range of backgrounds, and over 25 years there have been thousands of expert writers and editors who have contributed. Amy is an ACA and the CEO and founder of ...

A straight ranking result is easy using one of Microsoft Excel’s ranking functions. Calculating a conditional rank is even easier if you let an Excel PivotTable do all the work. Image: ...