Unlock the full potential of Excel's SUM function with advanced techniques for data analysis, conditional counting, and more.

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 ...

One of the formulas supported by Microsoft Excel is the sum of squares equation. To calculate the sum of squares using Microsoft Excel, you need to input a specific formula into the formula bar of ...

Knowing how to calculate formulas in Excel will make tracking various parts of your business that much easier. Function - This is the desired result. For example, SUM is the function used when you ...

The sum of all these discounted cash flows ... Use What-If analysis, a built-in calculator in Excel, to solve for the discount rate that equals zero. Take our NPV/IRR example.

There are many ways to calculate depreciation in Excel, and several of the depreciation methods already ... The first section explains straight-line, sum-of-years’ digits, declining-balance, and ...

Learn about our editorial policies A sum of money is not the ... Although it is possible to calculate NPV with conventional mathematical functions, Excel has a dedicated function to calculate ...

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 ...

Creating a running total (or a cumulative sum, as it is known in Excel) is easy once you get ... points don’t change when copied. 3. Calculate your running total. Select the bottom-right corner ...