You don’t have to be a math whiz to know that 4 - 2 + 1 equals 3. Yet I was working with several students recently who said it equals 1. And it wasn’t their fault. Nor was it their teacher’s fault.

In this video we are going to explore how to simplify an expression using pemdas. But in doing so we will explore some of the key topics that students don't get to hear from their teacher. 00:00 Intro ...

YOU may remember learning about PEMDAS in elementary or grade school as a way to remember how to solve an equation. The acronym often sparks a specific memory of learning how to solve equations, so ...

For about a decade now, mathematicians and mathematics educators have been weighing in on a particular debate rooted in school mathematics that shows no signs of abating. If you're like most, your ...