Blog Post

Videos on Multiplying Fractions

A couple of students in my on-line classes have been asking questions about multiplying fractions.  Should you simplify before or after multiplying?  How should you simplify?  By cross-canceling directly, or by a prime factorization and cross-canceling combo?  Here are some videos I have made to help clarify the situation.



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By Jon Oaks

College Math Instructor. Tech Enthusiast. Visionary. Creative Genius. But above all, I enjoy what I do. That is why I am a teacher. Because I like to teach.

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