Unit 3 Review (Part 2)

Which of the following numbers is irrational?

• √8
• ¾
• 2
• -1.325

Tags

CCSS.8.NS.A.1

Which of the following is rational?

• .211232112421125. . . .
• π
• √25
• √12

Tags

CCSS.6.NS.C.6

CCSS.6.NS.C.7

-13

• Rational
• Irrational

Tags

CCSS.6.NS.C.6

CCSS.6.NS.C.7

Which of the following contains only rational numbers?

• 2.5, .764567..., 1/2, √27
• π, √4, √16, 7.7
• 6.7, 4.45, -3, 
• 5, -4.5, √13, √-9

Tags

CCSS.6.NS.C.5

CCSS.6.NS.C.6

What is the definition of an integer

• All positive and negative whole numbers
• Decimals or fractions that terminate for repeat
• All positive whole numbers
• 0

Tags

CCSS.8.NS.A.1

-14 could be classified as all of these EXCEPT?

• Integer

• Real

• Rational

• Whole

Tags

CCSS.6.NS.C.5

CCSS.6.NS.C.6

(-11a + 7) – (11a – 7)

• -22a - 14
• 0
• -22a + 14
• -22a 

Tags

CCSS.7.NS.A.3

(- 5x + 3) - (- 7x - 1)

• 12x - 2

• 12x + 2

• 2x + 4

• -2x - 4

Tags

CCSS.7.NS.A.3

Uthara has 6x - 7 pairs of shoes while China has 2x + 3 pairs of shoes. How many more pairs of shoes does Uthara have than China?

• 4x - 4

• 8x - 4

• 4x - 10

• 8x -10

Tags

CCSS.7.NS.A.3

(x + 9y + 5) – (-8x + 4y – 7)

• -7x + 5y + 12
• 9x + 9y + 12
• -7x + 13y + 12
• 9x + 5y + 12

Tags

CCSS.7.NS.A.3