Here's a spreadsheet cheat sheet for you. In this infographic, we break down the anatomy of the function COUNTIFS and give an example usage of how to use them. In this example, we count the number of data that has their priority set to "High" and their progress set to "In Progress". With this concept, you can create a simple To Do List tracker that counts how many of your tasks are in "To Do", "In Progress", and "Done".