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10.4 Addition and Subtraction: Like Denominators

10.4 Addition and Subtraction: Like Denominators. Standard 13.0: Add and subtract rational expressions. Adding and Subtracting Fractions: Like Denominators. Adding and Subtracting Rules: Like Denominators. Change Subtraction to Add the Opposite Factor the Denominator Add the Numerator

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10.4 Addition and Subtraction: Like Denominators

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  1. 10.4Addition and Subtraction:Like Denominators Standard 13.0: Add and subtract rational expressions.

  2. Adding and Subtracting Fractions: Like Denominators

  3. Adding and Subtracting Rules: Like Denominators • Change Subtraction to Add the Opposite • Factor the Denominator • Add the Numerator • Factor the Numerator if possible • Simplify if possible

  4. #3 Add or subtract. Simplify Add the numerator and keep the denominator

  5. #4 Add or subtract. Simplify Add the numerator and keep the denominator

  6. #5 Add or subtract. Simplify

  7. #6 Add or subtract. Simplify -28 -7 4 -3

  8. #7 Add or subtract. Simplify 9 3 3 6

  9. Add or Subtract. Simplify.

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