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3-95.

Evaluate the following rational expressions.

Compute without a calculator

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  • Add the integer values together. Then, if necessary, use a giant 1 to make the denominators of the fractions the same.

    Add the fractions together, reduce if possible, and change the sum into a mixed number if necessary. Then add the integer sum and the fraction sum together.

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  • Follow the steps for part (a). Remember, subtracting any number is like adding its opposite.

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  • Convert the mixed numbers into fractions greater than . Then simplify. Reduce if possible and convert the product into a mixed number if necessary.

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  • Follow the steps for part (c). Remember, dividing by a fraction is like multiplying by its reciprocal.