I woke up in the middle of the night, utterly confused. I had been dreaming—of an equation. I was in a classroom, and on the blackboard, there was a simple equation written in chalk: 0.8 * 0.2 = 0.16.

Now, I taught junior high school math for three years, so when I saw this simple equation, I knew I could solve it quickly and I did just that. Before you see my answer, go ahead and solve it for ...

The internet is torn over an elementary-level math equation, with people suggesting conflicting answers based on their approaches. The simple math problem went viral on X this week, leaving thousands ...