Learn how to calculate your effective tax rate using Microsoft Excel, what income tax rates to apply to your earned income, and what tax percentage applies to each span.

How to Excel at calculating the Internal Rate of Return A blonde wanting to earn some money decided to hire herself out as a handyman-type and started canvassing a wealthy neighbourhood.

Learn how to calculate the Simple Interest in Excel either for a single entry or a range or entries, between two dates, using this forumula.

We show you how to calculate compound interest in Excel at different rate of interests, like semi-annually, quarterly, monthly, etc.

With Excel and data from your broker, however, calculating the average return is fairly easy using the XIRR function. How to calculate average stock returns in Excel ...

Return on Investment (ROI) can help you determine how much you'll have for retirement. Here are key formulas and strategies to plan and maximize your financial future.