Answers and Explanations for the Practice Test

Part III provides reviews and strategies for answering the different kinds of multiple-choice and free-response questions you will encounter on the test. You will have numerous opportunities to practice what you are learning in the Try It Out quizzes and exercises that follow the reviews. It is a good idea to read the answer explanations to all of the questions, because you may find ideas or tips that will help you better analyze the answers in the practice tests. 

Study Guide, by Paul B. Kelter of the University of Illinois, is a self-study aid for students containing alternative strategies for solving problems, supplemental explanations for the most difficult material, and self-tests. There are approximately 400 worked examples and 800 practice problems (with answers) designed to give students mastery and confidence. 

After completing the posttest, check your answers. Explanations are provided for every answer, along with the chapter in which the skill being tested is taught. Compare your score on the posttest to your score on the pretest. Did you improve Did you learn from any mistakes you made in the pretest The posttest can help you identify which areas you have mastered and which areas you need to practice. Return to the chapters that cover the topics that are tough for you until those topics become your strengths. You ll be able to ace the pretest, the posttest, and any other test on fractions, decimals, and percents. 

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