Stop wasting time adding numbers manually. Learn how to use the Excel AutoSum button to get totals in a single click. Many people rely on the sum function as their primary tool for data management. This walkthrough covers the most efficient ways to use the AutoSum button, helping you perform quick calculations for your columns without any extra effort. Whether you are building a simple budget or organizing basic lists, these spreadsheet tips will save you time on repetitive data entry. Beyond the automatic tools, there are moments when you need specific control over your data. I demonstrate how to manually write the Excel sum formula, using syntax like =SUM(E2:E51) to define exact ranges. This manual method ensures you are calculating totals exactly where you need them. By the end of this tutorial, you will have the confidence to choose the right method for your workflow, whether that is a fast button click or a precise formula. Subscribe for weekly spreadsheet efficiency breakdowns. Let me know in the comments if you prefer clicking buttons or typing out your formulas. Join this channel to get access to perks: https://www.youtube.com/channel/UCYUPLUCkMiUgiyVuluCc7tQ/join ***Consider supporting Technology for Teachers and Students on Patreon***: https://www.patreon.com/technologyforteachersandstudents Here's my entire playlist of Excel tutorials: HTTP://bit.ly/tech4excel Please say "Thanks" by clicking the Thanks button below the video. Here is the practice file for this video: https://bit.ly/autosumexcel #excel #exceltutorials #microsoft365 #microsoftexcel #autosum #excelautomation