The Rational Number System: Investigate Rational Numbers: Play Answer Sheet

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1 Name _ Date _ The Rational Number System: Investigate Rational Numbers: Play Answer Sheet Selected Response Items Indicate letter or letters only Fill-in-the-Blank Items Discovery Education Techbook Discovery Communications, LLC

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3 The Rational Number System: Investigate Rational Numbers: Play Number of Questions: Questions 7 are selected response questions. Indicate the correct response or responses for each question on your answer sheet by writing the letter(s) only.. If p > q and p < 0, which of the following correctly describes the result of p q? (Each variable represents an integer.) Select all that apply. A. The result must be a negative number. B. The result must be a positive number. The result must be an integer. D. The result must be a whole number. E. The result must be a rational number. 2. Which of the following are integers? Select all that apply. A. 2.2 B D. E. 2. Which fractions are equivalent to repeating decimals? Select all that apply. A. 2 B. 6 D. E. 2. Which fractions are equivalent to 0.2? Select all that apply. A. B. 00 D. E.. Which statements are true about the decimal 0.22? Select all that apply. A. It is a repeating decimal. B. It is a terminating decimal. It is equivalent to 2. D. It is equivalent to 9 0. E. It is not a rational number. Discovery Education Techbook Discovery Communications, LLC

4 6. Which of these rational numbers in decimal notation terminate? Select all that apply. A B D. 0. E Which of the following fractions are equivalent to repeating decimals? Select all that apply. A. n n when n is not a multiple of. B. when n is not a multiple of. n n when n is not a multiple of. D. when n is not a multiple of 7. 7 E. n when n is not a multiple of 9. 9 Questions 8 are fill-in-the-blank questions. Write the correct answer(s) in the spaces given on your answer sheet. 8. In the space provided below, enter a value of an integer n for which rational number. 7 n is not a n = 9. Express 7 as a decimal. Stop writing decimal places when the digits begin to repeat. 0. Write as a decimal to the nearest hundredth. Then, write repeating or terminating to describe the decimal. Decimal: Repeating or Terminating:. Write a fraction equivalent to 0.7. Express the fraction in lowest terms. Discovery Education Techbook Discovery Communications, LLC

5 2. In the variable expressions below, p and q represent integers greater than 0. Decide whether each fraction represents a positive or negative quotient. Indicate the letter for each number in your answer sheet. Quotients from Which to Choose A. Positive quotient B. Negative quotient Fraction p q p q p q p q Quotient. Match each decimal to its equivalent fraction. Indicate the decimal for each number in your answer sheet. Decimals from Which to Choose Fraction Decimal Discovery Education Techbook Discovery Communications, LLC

6 . Match each repeating decimal with its equivalent fraction. Indicate the repeating decimal for each number in your answer sheet. Repeating Decimals from Which to Choose Fraction 2 6 Repeating Decimal. Dori has converted some fractions to decimal equivalents. Classify each decimal based on whether it appears to be terminating or repeating. Indicate the letter for each number in your answer sheet. Categories from Which to Choose A. Terminating Decimals B. Repeating Decimals Decimal Category Discovery Education Techbook Discovery Communications, LLC 6