# Tag Archives: prime factorization

### New Year Predictions Based on Variations of the Number 2015

The Number 2015 has many variations. Here’s some fun New Year predictions based on those! Continue Reading →

### How to Find 20% of a Rectangle – The Facebook Page Cover Photo

Percents are an important math concept. And finding 20% of a rectangle isn’t a trivial endeavor if you’re on Facebook! Continue Reading →

### Prime Numbers Are Fun to Learn!

A pseudo review of a book I’ve wanted for a while. You Can Count on Monsters by Richard Even Schwartz illustrates the numbers from 1 to 100 – with monsters and factorizations! Continue Reading →

### How to Use Prime Factors to Cancel Fractions

I previously posted about prime factors and about using them in multiplication. Now we’ve got fractions to handle. Before we get in too deep, first let me note the main reason why we do this with arithmetic. In algebra, students will be asked to take a rational expression, factor it and reduce it like this:… Continue Reading →

### How to Use Prime Factoring to Win Friends and Influence People

Alright, you might not win friends with this, but the more you can do arithmetic in your head… well… okay, you can’t influence people with it either. Regardless, it’s handy to know and helps with multiplication. Yesterday I posted a couple of videos about factoring numbers into primes. Now it’s time to put those to work.… Continue Reading →

### 2 Ways to Factor Numbers into Primes

Factoring is traditionally considered an “f-word” for students of math. But it really has its good sides. First, here’s two ways to do it with regular numbers. Continue Reading →