In grade school, you were probably constantly drilled on mathematics. Whether it be multiplication tables, simple addition, or complicated division, it was taught over and over again that quick math ...

It began early this week when a Twitter user named Em tweeted the equation 8 ÷ 2(2 + 2) = ?. Many calculated the problem and came up with an answer of 16. But others did the math just as confidently ...

Math equations used to be a daily chore for many elementary schoolers. But entering adulthood means those less mathematically inclined often never have to think about them ever again. And it appears ...