Section 4.6: Addition and Subtraction of Rational Expressions

Section 4.6 Textbook:  Addition and Subtraction of Rational Expressions

Learning Objectives

• Add and subtract rational expressions with the same denominator.
• Find the least common denominator of rational expressions.
• Add and subtract rational expressions with different denominators.
• Solve real-world problems involving addition and subtraction of rational expressions.

Video Lessons

1. Adding and Subtracting Rational Expressions

Video Examples

1. Ex 1:  Add and Subtract Rational Expressions - Like Denominators
2. Ex 2:  Add and Subtract Rational Expressions - Like Denominators
3. Ex 3:  Add and Subtract Rational Expressions - Like Denominators
4. Ex:  Add and Subtract Rational Expressions - Opposite Denominators
5. Ex 1:  Add and Subtract Rational Expressions - Unlike Denominators
6. Ex 2:  Add and Subtract Rational Expressions - Unlike Denominators
7. Ex 3:  Add and Subtract Rational Expressions - Unlike Denominators
8. Ex 4:  Add and Subtract Rational Expressions - Unlike Denominators