If you're seeing this message, it means we're having trouble loading external resources for Khan Academy.

If you're behind a web filter, please make sure that the domains *.kastatic.org and *.kasandbox.org are unblocked.

Multiplying and dividing rational expressions

4 videos
5 skills
Let's extend what we know about multiplying and dividing fractions to rational expressions. It may look complicated, but it really is about applying some core principles of what fractions represent.

Multiplying and simplifying rational expressions

VIDEO 5:05 minutes
Multiplying and Simplifying Rational Expressions

Multiplying and dividing rational expressions 1

VIDEO 3:38 minutes
Multiplying and Dividing Rational Expressions 1

Multiplying and dividing rational expressions 2

VIDEO 4:52 minutes
Multiplying and Dividing Rational Expressions 2

Multiplying and dividing rational expressions 3

VIDEO 4:10 minutes
Multiplying and Dividing Rational Expressions 3

Multiplying and dividing rational expressions 1

PRACTICE PROBLEMS
Multiplying a rational expression in the form (Ax+B)/(Cx+D) by a constant.

Multiplying and dividing rational expressions 2

PRACTICE PROBLEMS
Multiplying or dividing a rational expression in the form (Ax+B)/C by a variable Dx/E.