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Instructional Video

How Do You Find the Least Common Denominator of Two Rational Expressions?

Curated and Reviewed by Lesson Planet

Adding fractions that are in rational expression form? Do they have a common denominator? No? Well, then the least common denominator needs to be found. How is the least common denominator of rational expression found? Watch this video and learn just how it's done.

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Concepts
algebraic fractions, rational expressions, denominators, fractions, least common denominator, least common multiple, numerators, polynomials
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Additional Tags
rational expression, fraction, algebraic fraction, polynomial, least common denominator, lcd, numerator, denominator, math
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Resource Details
Grade
8th - 11th
Subjects
Math
2 more...
Resource Type
Instructional Videos
Media Length
2:06
Audience
For Teacher Use
Instructional Strategy
Flipped Classroom
Usage Permissions
Fine Print