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Home > CC1 > Chapter 7 > Lesson 7.2.4 > Problem 7-74

7-74.

Simplify each of the following expressions by using one of the strategies in the Math Notes box for this lesson.

  1. Write the problem as multiplication by taking the reciprocal of the second fraction:

    Multiply the numerators and the denominators: 

  1. Follow the steps you used to solve part (a).

  1. Write both mixed numbers as fractions greater than one, then follow the examples in part (a) and part (b).