21-22 7th Grade Math Unit 1 Review A

Which answer has the integers in order from least to greatest?

• − 9,   -5,  -3, 0,  4,  3
• − 9,   -5,  -3, 0,  3,  4
• − 5,   -9,  -3, 0,  4,  3
•  3, 4, 0, -3, -5, -9

Tags

CCSS.6.NS.C.7A

CCSS.6.NS.C.7B

What is the additive inverse of -5?

• -5
• 0
• 5
• -0

Tags

CCSS.6.NS.C.5

At 2pm, the temperature was 15 degrees. By midnight, the temperature dropped by 30 degrees. What is the temperature at midnight?

• 45 degrees
• -45 degrees
• 15 degrees
• -15 degrees

Tags

CCSS.7.NS.A.3

A diver was 40 feet below the surface of the water. A fisherman was casting off a dock right above the diver that was 12 feet above the surface of the water. How far apart are the diver and the fisherman?

• 28 feet
• -28 feet
• 52 feet
• -52 feet

Tags

CCSS.7.NS.A.1C

Which expression correctly models this scenario:

David walked 4 steps forward and 6 feet backwards

CHOOSE ALL THAT APPLY

• 4 + (-6)

• 4 + 6

• 4 - 6

• (-4) + 6

Tags

CCSS.6.EE.A.2

CCSS.6.NS.C.5

Which expression correctly models this scenario:

Sam spent 8 dollars on food then earned 2 dollars

CHOOSE ALL THAT APPLY

• 8 + (-2)

• - 8 + 2

• 8 - 2

• (-8) - (-2)

Tags

CCSS.6.EE.B.6

CCSS.6.NS.B.3

CCSS.6.NS.C.5

Which expression correctly models the TOTAL DISTANCE in this scenario:

A diver is standing on a diving board that's 20 feet off the ground and lands 9.5 feet below the pools surface.

CHOOSE ALL THAT APPLY

• 20 + (-9.5)

• - 20 + 9.5

• 20 - (-9.5)

• 20 + 9.5

Tags

CCSS.6.NS.C.5

In which scenario is the total change zero?

• Brenda gave Mrs. Mehta 4 apples. Brenda gave Ms. Ramirez 5 apples

• Xavier road the elevator up 3 floors, then walked down 3 floors

• Jason road his bike 2 miles from home, realized he forgot his wallet, then biked back home 2 miles.

• The temperature outside was 50 degrees. The temperature rose 50 degrees throughout the day

Tags

CCSS.6.NS.C.5

What does absolute value mean? Choose ALL that are correct.

• The number itself

• The number needed to make zero when you add

• A number's distance from zero

• The opposite of a number

Tags

CCSS.7.NS.A.1B

What is the absolute value of -77?

• 77

• -77

Tags

CCSS.6.NS.C.7C