The question goes: "A bat and a ball cost $1.10 in total. The bat costs $1.00 more than the ball. How much does the ball cost?" Is your knee-jerk response that the ball costs 10 cents? That is a ...

The internet is completely divided over a simple algebraic equation that your middle schooler would likely solve in seconds. However, it's not that it's difficult to get to an answer; it's a matter of ...