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Math 71A

Math 71A. 6.2 – Adding and Subtracting Rational Expressions. Same Denominator. To add or subtract rational #’s with the same denominators, just add or subtract numerators : ex: With rational expressions, it’s the same. Same Denominator.

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Math 71A

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  1. Math 71A 6.2 – Adding and Subtracting Rational Expressions

  2. Same Denominator To add or subtract rational #’s with the same denominators, just add or subtract numerators: ex: With rational expressions, it’s the same.

  3. Same Denominator To add or subtract rational #’s with the same denominators, just add or subtract numerators: ex: With rational expressions, it’s the same.

  4. Same Denominator To add or subtract rational #’s with the same denominators, just add or subtract numerators: ex: With rational expressions, it’s the same.

  5. Same Denominator To add or subtract rational #’s with the same denominators, just add or subtract numerators: ex: With rational expressions, it’s the same.

  6. Same Denominator To add or subtract rational #’s with the same denominators, just add or subtract numerators: ex: With rational expressions, it’s the same.

  7. Same Denominator To add or subtract rational #’s with the same denominators, just add or subtract numerators: ex: With rational expressions, it’s the same.

  8. Same Denominator Ex 1.Add and simplify: Ex 2.Subtract and simplify:

  9. Different Denominators Recall: When adding and , we look for the _______, which is ___. Then we write equivalent fractions for both and add: . It’s similar for rational expressions.

  10. Different Denominators Recall: When adding and , we look for the _______, which is ___. Then we write equivalent fractions for both and add: . It’s similar for rational expressions. LCD

  11. Different Denominators Recall: When adding and , we look for the _______, which is ___. Then we write equivalent fractions for both and add: . It’s similar for rational expressions. LCD 6

  12. Different Denominators Recall: When adding and , we look for the _______, which is ___. Then we write equivalent fractions for both and add: . It’s similar for rational expressions. LCD 6

  13. Different Denominators Recall: When adding and , we look for the _______, which is ___. Then we write equivalent fractions for both and add: . It’s similar for rational expressions. LCD 6

  14. Different Denominators Recall: When adding and , we look for the _______, which is ___. Then we write equivalent fractions for both and add: . It’s similar for rational expressions. LCD 6

  15. Different Denominators Recall: When adding and , we look for the _______, which is ___. Then we write equivalent fractions for both and add: . It’s similar for rational expressions. LCD 6

  16. Ex 3.Add and simplify: Ex 4.Subtract and simplify: Ex 5.Add and simplify: Ex 6.Simplify: Ex 7.Simplify:

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