TUTORIALS:

Adding and Subtracting Rational Expressions with Unlike
Denominators
Recall:
Adding and subtracting fractions with unlike
denominators.
1. Find the LCD.
2. Convert each fraction to an equivalent fraction with the
LCD.
3. Add or subtract the tops, leaving the bottom alone.
4. Reduce to lowest terms.
New Stuff:
Procedure: (Adding and Subtracting Rational
Expressions)
1. Find the LCD.
2. Convert each rational expression to an equivalent
expression with the LCD.
3. Add or subtract the tops, leave the bottom alone.
4. Simplify.
Examples:
