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3.4 Dividing Rational Numbers

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Multiplicative Inverse Two numbers whose product is 1 Reciprocals

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Write the reciprocal of each number. Understanding reciprocal Reciprocal is flipping the numerator with the denominator Always change mixed numbers into improper fractions before making the reciprocal!!

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To divide by a fraction Multiply by its reciprocal Example #1: How to Divide Fractions Remember, always do the reciprocal of the fraction AFTER the division sign

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Why? Complex Fraction In order to simplify the complex fraction, change the denominator to one.

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If you want 8 pieces, you need to make ___ cuts. 7 1 2 3 4 5 6 7 A 14 inch gummy worm is cut into pieces that are inches long so you can share with friends. How many pieces will you get? How many cuts must be made? Problem Solving

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Dividing Algebraic Expressions Same way you divide numerical fractions 1 3

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Homework Page 117 (18-46) even

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Video http://www.youtube.com/watch?v=fGLmAs6Y dQM http://www.youtube.com/watch?v=fGLmAs6Y dQM

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