GM: Unit 1 Review

What is the additive inverse of (2/5)?

• (2/5)

• (-2/5)

• (5/2)

• (-5/2)

Tags

CCSS.7.NS.A.1B

What is the additive inverse of -3.2?

• +3.2

• -3.2

• +2.3

• -2.3

Tags

CCSS.7.NS.A.1B

What number will complete the equation? (-3 + 4 + __ = 0)

• +3

• -4

• -7

• -1

Tags

CCSS.7.NS.A.1B

Sara had a balance of $350 in her bank account. Her electric bill was $375. After she pays the electric bill, what amount of money should she deposit to bring her bank account back to $0?

• $375

• $350

• $25

• $50

Tags

CCSS.7.NS.A.1C

A scuba diver reached a depth of -14 feet (below sea level). The diver descended another -12 feet. How many feet will the diver have to travel to return to sea level?

• +26 ft.

• -26 ft.

• +14 ft.

• +2 ft.

Tags

CCSS.7.NS.A.1C

Which expression best represents the number line below?

• (-4) + (+3)

• (-4) - (+3)

• (-4) - (+7)

• (-4) + (+7)

Tags

CCSS.7.NS.A.1B

Which expression best represents the number line below?

• -6 + (-4)

• -6 - (-4)

• -6 + (-10)

• +4 + (-6)

Tags

CCSS.7.NS.A.1B

Which number line shows the additive inverse property?

• A

• B

• C

• D

Tags

CCSS.7.NS.A.1B

On Tuesday morning, the temperature was recorded at 5°C. Over the course of the day, the temperature dropped 7°. After this drop, what temperature will be recorded?

• 12° C

• 2° C

• -2° C

• -12° C

Tags

CCSS.7.NS.A.3

Which expression is equivalent to -21?

• 9 - (-12)

• 9 + (-12)

• -9 + 12

• -9 - 12

Tags

CCSS.7.NS.A.1B