Unit 4A - Rational Expressions

What is the rule for dividing Rational Expressions and Fractions?

• Multiply by LCD

• Simplify

• Keep, Change, Flip

• Cross Multiply

In order for me to add or subtract Rational Expressions, I need to make sure my fractions have common denominators.

• True

• False

• Find the Least Common Denominator (LCD)

• Multiply by the Least Common Denominator

• Cross Multiply

• Multiply across the top

• Find the Least Common Denominator (LCD)

• Multiply by the Least Common Denominator (LCD)

• Cross Multiply

• Add the numorators

• x=3

• No Solution

• x=-3

What topic do you feel you need more practice with?

• Simplifying

• Multiplying/Dividing

• Adding/Subtracting

• Solving