Science Struck
Science Struck: Adding Exponents
Explains how to add exponents as well as other aspects of exponents including positive and negative exponents, rational exponents, zero exponents, power of power, and division of exponents. Includes practice problems with answers provided.
Lawrence Hall of Science
The Math Page: Skill in Algebra: Rational Exponents
Here is a site that clearly and thoroughly explains rational exponents. There are example problems with solutions and problems for students to try. Answers to each student problem is hidden until one passes over it with the computer's...
AAA Math
Aaa Math: Evaluating Exponents of Negative Numbers
The mathematics resource examines how to evaluate exponents of negative numbers. Practice exercises are included.
AAA Math
Aaa Math: Evaluating Exponents of Negative Numbers
This site explains how to evaluate exponents of positive and negative numbers. The site provides games and exercises to practice the skill.
Calculator Soup
Calculator Soup: Math Equation Solver
Solve math problems using order of operations like PEMDAS, BEDMAS and BODMAS. This calculator solves math equations that add, subtract, multiply and divide positive and negative numbers and exponential numbers. You can also include...