## PEMDAS and negative numbers

By standard mathematical convention, $$-1^2=-1$$. At the same time, students are taught to refer to $$-1$$ as a negative number. A friend recently led me to rea...

## Well… is algebra necessary?

Except for the final grades, I’ve just wrapped up teaching six weeks of credit recovery for Freshman Algebra. It’s tough enough packing nine months&...

## Trick question memes

From time to time, a mathematical question of some sort will make its rounds on Facebook and other social media platforms. For instance, the one making the roun...

## Introduction and purpose

As of this summer, the summer of 2012, I am qualified to teach mathematics at the high school level in the state of Michigan. I am expecting to be doing so full...