1. 12.3 – Rational Expressions – Adding and Subtracting
What is the Lowest Common Denominator (LCD)?

2. 12.3 – Rational Expressions – Adding and Subtracting
What is the Lowest Common Denominator (LCD)?

3. 12.3 – Rational Expressions – Adding and Subtracting
What is the Lowest Common Denominator (LCD)?

4. 12.3 – Rational Expressions – Adding and Subtracting
Examples (Like Denominators):

5. 12.3 – Rational Expressions – Adding and Subtracting
Examples (Like Denominators):

6. 12.3 – Rational Expressions – Adding and Subtracting
Examples (Like Denominators):