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.

If you need to find the percentage change in Excel, especially across a range of cells, then this post offers step by step guidance.

If you have a lengthy column of numbers that you need to multiply by a percentage, Excel includes tools to instantly apply the product to the entire range of cells in the column.

Secondly, you can apply a percentage markup to your cost to calculate the maximum sales price. As a third option, you can use margin. Unlike markup, margin is based on the sales price, not the cost.

How to Calculate Weight Loss Percentage To calculate weight loss percentage, divide the amount of weight lost by your starting weight, then multiply that by 100.