Calculating Simple Interest is an excellent method to judge your savings in advance. However, calculating it for various interests and principal sums could be complex. This is where Excel comes to ...

All of you have learned the formula to calculate the compound interest in your school. Compound and simple interests are among the mathematical applications used in real life for years. At certain ...

Daniel Jassy, CFA, is an Investopedia Academy instructor and the founder of SPYderCRusher Research. He contributes to Excel and Algorithmic Trading. Return on investment (ROI) measures the amount of ...

Calculate the weighted average of interest rates in Microsoft Excel to compute the most accurate average interest rate among a group of lenders who received different rates. When you take a weighted ...

If you're starting to shop around for student loans, you may want a general picture of how much you're going to pay. If you're refinancing existing debt, you may want a tool to compare your options ...

Learn what the stated annual interest rate is and how to calculate it without compounding, plus how it compares to the effective annual rate.