Lesson 9 & 10 Review

Lesson 9 & 10 Review

Unit 2: Number and Operations

Multiple Choice

Adding a negative integer is the same as ___________ the opposite of the integer.

• Adding

• Subtracting

• Multiplying

• Dividing

Multiple Choice

Subtracting a negative integer is the same as ___________ the opposite of the integer.

• Adding

• Subtracting

• Multiplying

• Dividing

Multiple Choice

Two integers that are an equal distance from zero on either side of the number line are called opposites.

• True

• False

Multiple Choice

Rewrite the Expression using the rule of additive inverses.

8 - (-3) --- same as --> _____________

• 8 - 3

• -8 - (-3)

• 8 + (-3)

• 8 + 3

Multiple Choice

Rewrite the Expression using the rule of additive inverses.

-7 - (-5) --- same as --> _____________

• 7 + 5

• -7 + (-5)

• -7 + 5

• -7 - 5

Multiple Choice

Which model correctly shows the expression 8 - (-3)

Open Ended

Caroline has the expressions -15 - 9 and 9 - (-15).

Which one of these expressions has the greater answer?

Explain how you know.