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Lesson 2 Menu Five-Minute Check (over Lesson 2-1) Main Idea Targeted TEKS Example 1:Compare Positive Rational Numbers Example 2:Compare Using Decimals Example 3:Order Rational Numbers Example 4:Compare Negative Rational Numbers Example 5:Compare Negative Rational Numbers

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Lesson 2 Ex1 Compare Positive Rational Numbers Write as fractions with the same denominator. Answer: Replace ■ with, or = to make ■ a true sentence.

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A.A B.B C.C D.D Lesson 2 CYP1 A.> B.< C.= D.None of the above. Replace ■ with, or = to make ■ a true sentence.

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Lesson 2 Ex2 Compare Using Decimals Express as a decimal. In the tenths place, 7 > 6. Answer: Replace ■ with, or = to make 0.7 ■ a true sentence. ■ ■

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Lesson 2 CYP2 1.A 2.B 3.C 4.D A.> B.< C.= D.None of the above. Replace ■ with, or = to make ■ 0.5 a true sentence.

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Lesson 2 Ex3 CHEMISTRY The values for the approximate densities of various substances are shown in the table. Order the densities from least to greatest. Order Rational Numbers Write each fraction as a decimal.

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Lesson 2 Ex3 Order Rational Numbers Answer: From the least to the greatest, the densities are

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1.A 2.B 3.C 4.D Lesson 2 CYP3 AMUSEMENT PARKS The ride times for five amusement park attractions are shown in the table. Order the lengths from least to greatest. A. B. C. D.

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Lesson 2 Ex4 Replace ■ with, or = to make –4.62 ■ –4.7 a true sentence. –4.62 ■ –4.7 Graph the decimals on a number line. Answer: Since –4.62 is to the right of –4.7, –4.62 > –4.7. Compare Negative Rational Numbers

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A.A B.B C.C D.D Lesson 2 CYP4 A.< B.> C.= D.None of the above. Replace ■ with, or = to make –2.67 ■ –2.7 a true sentence.

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Lesson 2 Ex5 Since the denominations are the same, compare the numerators. Compare Negative Rational Numbers Replace ■ with, or = to make a true sentence. Answer:

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A.A B.B C.C D.D Lesson 2 CYP5 A.> B.< C.= D.None of the above. Replace ■ with, or = to make a true sentence.

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