In this video I work through three examples to show students the power and meaning of parenthesis. If we don't understand how ...

Every now and again, homework takes social media by storm. Sometimes it’s a young child’s vexing assignment, or a classic brain teaser. But the problem above that’s stirred such debate is really just ...

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 ...