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Objective 8 Multiply and divide fractions

Objective 8 Multiply and divide fractions. © 2002 by R. Villar All Rights Reserved. Multiply and divide fractions. Example:. Change the mixed numbers to improper fractions, then multiply. You can either multiply numerators by numerators, then denominators by denominators…then reduce.

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Objective 8 Multiply and divide fractions

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  1. Objective 8Multiply and divide fractions © 2002 by R. Villar All Rights Reserved

  2. Multiply and divide fractions Example: Change the mixed numbers to improper fractions, then multiply... You can either multiply numerators by numerators, then denominators by denominators…then reduce... …or you can cross cancel and then multiply... 19 1

  3. Example: Change division into multiplication of the reciprocal (after you change mixed numbers into improper fractions)...

  4. Example: Simplify each part inside of the parentheses... 14 20 This is called a complex fraction (fractions within fractions). Keep in mind that the fraction bar really means division. So the problem could be written like the following... Now change this to multiplication

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