# Section 4.6: Addition and Subtraction of Rational Expressions

**Section 4.6 Textbook: 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.

**Section 4.6 Videos**

**Video Lessons**

**Video Examples**

- Ex 1: Add and Subtract Rational Expressions - Like Denominators
- Ex 2: Add and Subtract Rational Expressions - Like Denominators
- Ex 3: Add and Subtract Rational Expressions - Like Denominators
- Ex: Add and Subtract Rational Expressions - Opposite Denominators
- Ex 1: Add and Subtract Rational Expressions - Unlike Denominators
- Ex 2: Add and Subtract Rational Expressions - Unlike Denominators
- Ex 3: Add and Subtract Rational Expressions - Unlike Denominators
- Ex 4: Add and Subtract Rational Expressions - Unlike Denominators

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