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Pearson Algebra 1 Common Core, 2011

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Pearson Algebra 1 Common Core, 2011 View details

6. Multiplying and Dividing Real Numbers

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Exercise 43 Page 42

Multiply the first fraction by the reciprocal of the second fraction.

-1

Practice makes perfect

To divide fractions, multiply the first fraction by the reciprocal of the second fraction.

-12/13÷ 12/13

DivFracByFracDiv

a/b÷c/d=a/b*d/c

-12/13 * 13/12

Multiply fractions

-12* 13/13* 12

a/b=.a /12./.b /12.

-1* 13/13* 1

a/b=.a /13./.b /13.

-1* 1/1* 1

a * 1=a

-1/1

a/1=a

-1

The quotient equals -1.

Subchapter links

Lesson Check p.42

Practice and Problem-Solving Exercises p.42-44

Standardized Test Prep p.44

Mixed Review p.44