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.

Common-Size Percentages Common-size percentages, used in analyzing the balance sheet and also the income statement, are a calculation that sets each line item as a percent of one standard amount.

Learn about and revise how to calculate percentages to solve real life problems, such as compound interest, with this BBC Bitesize GCSE Edexcel guide.