Can I Divide by…?
I’m always telling my students to simplify, simplify, simplify. However, most people don’t know how to tell when something is evenly divisible by a given number. I’ve figured out a lot of tricks to tell and have compiled them into this list. I’ll use 432 as an example as it seems to be divisible by almost anything besides 5 and 7.
You can divide by 2 if the number is even. Ok. that one is obvious and included just for…