How is adding, subtracting, multiplying and dividing fractions similar to doing

the same with rational expressions.

## How is adding, subtracting, multiplying and dividing fractions similar to doing the same with rational expressions.

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# 1 Answer

You should treat them virtually the same....a rational expression is just a 'ratio' of two polynomials. You will need to generate a common denominator when adding or subtracting and you will just perform the operation if multiplying or dividing.