Excel File Extensions Explained (.XLSX, .XLS, .XLSM, .XLSB, .CSV)
If you want to know what .xlsx, .xls, or .xlsm means, look at the file extension at the end of the name. It tells Excel and Windows what kind of …
Steve Scott
How to Create a Histogram in Excel
If you want to see how your numbers are spread out, a histogram makes the pattern easy to spot. It groups values into intervals, called bins, and shows how many …
How to Run a T-Test in Excel
If you want to know whether a difference between two groups would be unusual under a null hypothesis of equal population means, a t-test is one way to check. Excel …
How to Use Solver in Excel
If you have a decision with a few moving parts, like splitting work across two locations for the lowest cost, Solver in Excel can find the best answer for you. …
How to Sort Alphabetically in Excel
If you have a column of names, products, or any text and you want it in A-to-Z order, Excel gives you more than one way to get there. The tricky …
How to Create a Drop-Down List in Excel
If you enter data in Excel often, a drop-down list can save time. With the drop-down, you pick an option instead of typing it. That helps prevent typos and wrong …
Excel Drop-Down List Not Working – How to Fix?
If your Excel drop-down arrow is missing, the list won’t open, or the items look wrong, start with the symptom you’re seeing. The arrow only appears when you select a …
How to Unhide Tabs in Excel
If you have opened a workbook and noticed a sheet tab is missing, someone has probably hidden it rather than deleted it. Hidden tabs are still fully there with all …
How to Clear Formatting in Excel
If you have inherited a worksheet loaded with random fills, bold fonts, and mismatched borders, you probably just want it to look clean again. The tricky part is stripping all …
How to Build a Mortgage Calculator in Excel
If you’re about to take on a home loan, you probably want to know the monthly payment before you sign anything. A mortgage is a big commitment, and the numbers …
How to Make a Calendar in Excel
If you want a calendar you can actually work in, planning exhibit dates, deadlines, or events, Excel is a surprisingly good place to build one. The tricky part is getting …
How to Do Sensitivity Analysis in Excel
If you want to see how changes in price or sales volume affect profit, replacing one input at a time gets tedious. It also makes it easy to lose track …