A simple brainteaser that tests your math and pattern-identifying skills has left the internet baffled. X users have tried their hand at finding a solution to a sequence that does not follow the ...

Simple math equations grow harder when we're out of practice. As time goes on we forget the elementary rules of math and compound problems become more and more challenging. That's why a simple math ...

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 ...