Addition & subtraction with regrouping using different strategies to solve. In this lesson, students go over addition and subtraction with regrouping using different strategies to solve. Today we ...

The common-core math standards require that students learn the standard algorithm for multi-digit adding and subtracting—you know, the process in which you line the numbers up vertically to add or ...

It seems like just yesterday your kid was learning 1 + 1 = 2, but now your second-grader has moved on to new challenges. Bigger numbers and regrouping are in the mix, and the ability to follow ...

By incorporating this quick physical game into a math lesson, teachers help students focus on the task at hand.

“For some, common core is creating common confusion,” said education correspondent Rehema Ellis on a recent NBC News segment. The crux of the news piece was that parents are struggling to help their ...