The future elementary school teachers that Mark Montgomery works with at Stephen F. Austin State University in Nacogdoches, Texas, share a common fear: Most of them are “extremely anxious” about math.

For all of the recent strides we’ve made in the math world—like a supercomputer finally solving the Sum of Three Cubes problem that puzzled mathematicians for 65 years—we’re forever crunching ...

Add Yahoo as a preferred source to see more of our stories on Google. Imagine you’re a character in a math problem. You have three platters, but two cakes. All three platters need to have the same ...