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 ...

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 ...

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 ...

Everyone likes a bonus, but sometimes calculating one can be a bit complicated--at first. Here's how to calculate the amount in Microsoft Excel that you or your staff will get paid. If you’ve ever had ...