The payback period is the amount of time needed to recover the initial outlay for an investment. Learn how to calculate it with Microsoft Excel.

Learn how to calculate Weighted Average in Excel with percentages using the SUM function and the SUMPRODUCT function.

Learn how to calculate the net present value (NPV) of your investment projects using Excel's XNPV function.

This is the simple, easy and perfect way to calculate time differences in Microsoft Excel. Read: How to lock the Chart position in Excel How do I calculate the time difference in Excel in 24 hours?

How to Calculate the Total Hours Formula in Excel. As a spreadsheet software program, Microsoft Excel has many useful features for a small business's productivity.

Follow along in this step-by-step guide to learn how to easily calculate hours worked in Microsoft Excel.

How to Use Excel to Calculate a Bond's Yield to Call. Bonds are investment vehicles that make regular coupon payments until maturity, at which time the bond's face value is paid.