Real Number System (8th CCSS)

• A. Point A
• B. Point B
• C. Point C
• D. Point D

2. Isabella is comparing the values below. Which list shows the values in descending order?

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3. Everett measured the weight of a substance as a repeating decimal greater than one. Which of the following could be the weight of the substance?

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4. A square room in Amber’s home has an area of 128 square feet. Which is the best estimate of one side length of the room?

• F. 32 feet, because 128 ÷ 4 = 32.
• G. 11.3 feet, because the square root of 128 is between 11 and 12.
• H. 64 feet, because the square root of 128 = 64.
• J. 10.9 feet, because the square root of 128 is between 10 and 11.

5. Jamal needs the order the four cards shown in increasing order. Which would be the correct order of the cards?

• A. Card D, Card A, Card B, Card C
• B. Card A, Card D, Card C, Card B
• C. Card C, Card B, Card A, Card D
• D. Card B, Card A, Card D, Card C

6. Which of the following visual representations correctly displays a relationship between sets of real numbers?

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7. The visual representation below is used to show the relationship between sets of real numbers. Which of the following values would not be included in set “C”?

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8. Which of the following sets of numbers contains only rational numbers?

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10. Four friends are competing in an obstacle course. The number of miles that each has finished so far is shown in the table. Convert the miles Taylor has completed to a decimal.

(a)