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. We like to think that we're pretty good at math, especially after years of schooling. But every once in a while, a simple ...

Erica and Ned have the same level of education and both work full-time at an insurance company. If Erica earns 78 cents for every dollar Ned earns, how much harder will Erica have to work for the rest ...