Take the Excel COUNTIF Challenge

Last week, in my Contextures Newsletter, I posted an Excel COUNTIF challenge. There were 100 codes on a worksheet, but when counted, the occurrences for each letter only added up to 99. What was causing the problem? Take the challenge yourself – download the workbook to see how you’d solve it.

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Hide Used Items in Drop Down List

Don’t let Excel yell at us, if we accidentally enter a duplicate value in a column. Okay, maybe Excel isn’t really yelling, but it seems like that when a data validation error message pops onto the screen. Instead of letting people pick a duplicate, use this trick to hide used items in a worksheet drop down list. You can’t pick an item if it isn’t there!

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Create an Interactive Excel Chart

If you add a chart to a dashboard, it’s helpful to let people choose what they’d like to see in the chart. In this example, you’ll choose a date range, and select other criteria, and the interactive Excel chart automatically adjusts to show total values for the selected data.

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Excel Sing Along

It was a busy and stressful week, with all kinds of computer fun – plugin updates that killed my blog, a touchpad that refused to turn off, Outlook contacts all disappearing into the iCloud, lots of laptop restarts, and much, much more. Good times!

So, instead of something serious and educational, let’s have an Excel sing-along!

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Dependent Combo Box in Excel

You can add a drop down list in a worksheet cell, so people can select from a list of valid entries. The font in that list is pretty small though, even if the worksheet is at 100% zoom. And good luck trying to read it, if you go to a lower zoom setting! My eyes aren’t that good, so I use a pop-up combo box, in some workbooks, to make the list easier to use.

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