This video tutorial explains rules for working with exponents: when to add, subtract, multiply, and divide and what to do with exponents at are zero or negative. The presentation is narrated in American Sign Language with no audio. Enjoy! And if you have any questions or still need help, please post in the comments.

Common Core State Standards:
8.EE.1. Know and apply the properties of integer exponents to generate equivalent numerical expressions.
A-APR.1. Understand that polynomials [including monomials] form a system analogous to the integers, namely, they are closed under the operations of addition, subtraction, and multiplication; add, subtract, and multiply polynomials.

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