As PCMag's resident data journalist, I practically live in Microsoft Excel. I've learned that it's capable of far more than I ...

In this video, you'll learn three methods to SUM and COUNT cells in Excel based on cell color, as Excel does not have a built ...

I make short, to-the-point online math tutorials. I struggled with math growing up and have been able to use those experiences to help students improve in math through practical applications and tips.