How to Use conditional summing in Microsoft Excel

Whether you're interested in learning Microsoft Excel from the bottom up or just looking to pick up a few tips and tricks, you've come to the right place. In this tutorial from everyone's favorite digital spreadsheet guru, ExcelIsFun, the 9th installment in his "Highline Excel Class" series of free video Excel lessons, you'll see three examples using the SUMIF function to do conditional summing.