Excel University Blog

Read on for in-depth articles, tutorials, and videos. Search or browse for specific topics. Be sure to subscribe if you'd like to be notified when we write something new.

Excel

Cumulative Principal CUMPRINC

By Jeff Lenning | June 25, 2025 |

Understanding the principal portion of your loan payments over time is a key step in financial modeling and reporting. Fortunately, Excel makes this process easy with the CUMPRINC function. In this blog post, we’ll take a detailed look at how the CUMPRINC function works, build a cumulative principal schedule, and ultimately construct a simple dynamic…

Interest Payment IPMT

By Jeff Lenning | June 17, 2025 |

If you’re managing loans or curious about how much interest you’re paying each month, Excel’s IPMT function is here to help. In this post, we’ll not only explore how the function works, but we’ll also take it further by building a fully dynamic loan amortization schedule—one that updates automatically when you change any loan inputs.…

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…

How to Create a Live Search Box (no VBA)

By Jeff Lenning | June 3, 2025 |

Imagine typing just a few letters into an Excel cell and having a filtered list instantly appear—only showing the rows that match your search criteria. No scrolling, no manual filters, and best of all—no VBA. In this tutorial, we’ll walk through how to build a Live Search Box using formulas that dynamically filter a data…

Grok Knows Excel

By Jeff Lenning | May 27, 2025 |

How to Use AI to Get Help With Formulas, VBA, and More As Excel users, we often find ourselves facing complex formulas we don’t understand, legacy VBA code we didn’t write, or questions like “how do I even do this?” Microsoft Copilot is a great option … but what if you don’t have a full…

Use FV Like a Crystal Ball

By Jeff Lenning | May 20, 2025 |

Imagine having a financial crystal ball—something that gives us a glimpse into how our money could grow into the future. That’s exactly what Excel’s FV (Future Value) function offers. Whether we’re saving for retirement, planning an investment, or just trying to hit a savings goal, FV gives us the power to explore different scenarios and…

Intro to AI Automation with Zapier

By Jeff Lenning | May 13, 2025 |

When it comes to automation, Excel users can certainly streamline tasks within the grid. But sometimes, we need to automate tasks outside of Excel—especially when it comes to integrating external tools and triggering actions automatically. That’s where Zapier comes in. In this post, we’ll take a beginner-friendly dive into Zapier’s AI automation capabilities by creating…

PV: Value Your Money Now

By Jeff Lenning | May 6, 2025 |

Understanding the concept of present value can be one element in our financial decision making process. From evaluating loans and subscriptions to complex financial instruments like reverse mortgages, Excel’s PV function provides an accessible, effective tool for comparing future payments in today’s dollars. In this post, we’ll explore how to use the Excel PV function…

RATE: Find Your Interest Rate

By Jeff Lenning | April 29, 2025 |

Understanding how to calculate interest rates is crucial for financial planning. Whether you’re determining the interest rate for a loan or projecting your investment growth, Excel’s RATE function is a powerful tool. In this post, we’ll explore how to use the RATE function to unlock hidden financial insights, covering loans, balloon payments, and investment goals.…

NPER: Time Your Payoff

By Jeff Lenning | April 22, 2025 |

Managing finances effectively often requires understanding how long it will take to pay off a loan or reach a savings goal. Excel’s NPER function helps us determine the number of periods needed based on interest rate, payments, and loan amounts. Whether we’re looking at loans, mortgages, or investments, this function is crucial for financial planning.…