Posted by **linda** on Thursday, February 12, 2009 at 2:53pm.

How is doing operations (adding, subtracting, multiplying, and dividing) with rational expressions similar to or different from doing operations with fractions? Can understanding how to work with one kind of problem help understand how to work another type? When might you use this skill in real life?

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**Writeacher**, Thursday, February 12, 2009 at 2:59pm
assistance needed

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**karen smalss**, Monday, December 14, 2009 at 7:46pm
How is doing operations—adding, subtracting, multiplying, and dividing—with rational expressions similar to or different from doing operations with fractions?

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