Percentages aren't always easy to calculate, but one of the best tools in Excel's toolbox is calculating percentages for you. Here's how to do it.

We want to calculate the percentage of annual decline. First, we divide the most current revenue number by the beginning revenue number: $10 million divided by $15 million comes to 0.667.

To calculate weight loss percentage, divide the amount of weight lost by your starting weight, then multiply that by 100. To break it down, the formula will be: number of pounds lost/your starting ...

Added Sales Calculating added sales depends on a number of factors. For example, if you initiate a new ad campaign in the Northeast in June, you will need to calculate a number of elements.

Calculate your adjusted gross income. Adjusted gross income refers to the amount of money you earn in one year that's taxable, which means the money made after tax deductions.