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PPMT

Loan Calculations from First Payment to Payoff

By Jeff Lenning | September 16, 2025 |

Understanding how loan payments are structured can feel overwhelming but Excel gives us powerful tools to make these calculations quick and simple. Whether we’re evaluating monthly payments, interest breakdowns, or savings from early payoff, Excel’s financial functions (PMT, IPMT, PPMT, CUMPRINC, CUMIPMT) help us every step of the way. This post is brought to you…

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PPMT Explained: Dynamic Loan Schedule

By Jeff Lenning | June 10, 2025 |

Managing loans and tracking monthly payments just got a whole lot easier. In this tutorial, we’ll explore the PPMT function in Excel—a lesser-known but incredibly powerful function that calculates the principal portion of a loan payment for a specific period. Even better, we’ll show how to transform this function into a fully dynamic loan amortization…

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Dynamic Amortization Schedule with SCAN

By Jeff Lenning | January 23, 2024 |

In this tutorial, we’ll create a fully dynamic amortization schedule based on the number of months entered. For example, if you enter 12 months, the amortization schedule will span 12 rows. If you enter 360 months, the amortization schedule will span 360 rows. The technique demonstrated in this tutorial uses the following functions: SCAN, SEQUENCE,…

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