Solving Problems Using Rational Equations


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1. What is the common denominator?

2. Solve.

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About This Quiz & Worksheet

Test your ability to simplify rational equations and solve for variables in this quiz and worksheet combo. Practice problems assess your knowledge of this mathematical method as well as your understanding of the term common denominator.

Quiz & Worksheet Goals

In these assessments you'll be tested over your ability to:

  • Solve rational equations to find the variable
  • Find common denominators in rational equations
  • Expand rational equations by multiplying out the common denominator to get a final, simplified answer
  • Use the definition of common denominator

Skills Practiced

This quiz and worksheet allow students to test the following skills:

  • Knowledge application - use your knowledge of rational equations to solve mathematical problems
  • Information recall - access the knowledge you've gained regarding rational numbers, numerators and denominators
  • Problem solving - solve rational equation practice problems to get a simplified answer

Additional Learning

To learn more about solving problems using rational equations, review the accompanying lesson on Solving Problems Using Rational Equations. This lesson covers the following objectives:

  • Define rational equation
  • Differentiate between the different parts of rational equations
  • Use the definition of variables, multiples and denominators to solve equations
  • Find common denominators
  • Practice the four steps for solving rational equations