Category Formulas

Annuity Due Formulas

These are the main formulas that are needed to work with regular annuity cash flows (Definition/Tutorial). Please note that these formulas work only on a payment date, not between payment dates. This is the same restriction used (but not stated) in financial calculators and spreadsheet functions. I use MathJax to display these formulas. You can click the equations to show…

Regular Annuity Formulas

These are the main formulas that are needed to work with regular annuity cash flows (Definition/Tutorial). Please note that these formulas work only on a payment date, not between payment dates. This is the same restriction used (but not stated) in financial calculators and spreadsheet functions. I use MathJax to display these formulas. You can click the equations to show…

Lump Sum Formulas

These are the main formulas that are needed to work with lump sum cash flows (Definition/Tutorial). I use MathJax to display these formulas. You can click the equations to show a zoomed version in a pop-up, or right-click on the formulas for additional options (e.g., to copy the equation as $\TeX$ or to choose the zoom settings). To Solve For:…

Time Value of Money Formula Index

The following pages show the most common formulas that you will need to solve time value of money problems. A key to the variable definitions is at the bottom of each page. Please note that there is no explanation of the formulas on these pages. These are just formula pages. You must have JavaScript enabled in your browser for this…