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Home > CC3 > Chapter 8 > Lesson 8.1.2 > Problem 8-22

8-22.
  1. Simplify each expression. Homework Help ✎

Find a common denominator and simplify.

Remember that adding a negative number is essentially subtraction.

Multiply the numerators together and the denominators together.

Turning the first fraction into an fraction greater than one may prove to be more helpful.