College Algebra · Module 1 · Real numbers, exponents and radicals

Numbers Walkthrough

Watch the number sets nest inside each other, see order of operations happen one move at a time, and watch factors cancel as the exponent rules appear. Then tame roots, radicals and fraction powers. Go at your own pace. Nothing here is graded.

Speed

Think of it like this

Quick check

Wrong answers are fine here. Read why, then try again.

Dr. Akash Garg · College Algebra Study Tools · CC BY-NC-SA 4.0
Use the left and right arrow keys to move between steps. Practice next in the Numbers Lab. Factor tiles stand for one copy of a number or variable being multiplied; a red stroke means a pair has cancelled to 1. Animations loop so you can watch them again; use Pause, Replay or Speed under the picture.