Modeling Addition of Integers

Which number line models the expression -2 + 4?

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Tags

CCSS.7.NS.A.1B

Which number line models the expression 4 + (-5)?

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Tags

CCSS.7.NS.A.1B

Which number line models the expression 3 + (-4)?

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Tags

CCSS.7.NS.A.1B

Which number line models the expression -2 + 2?

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Tags

CCSS.7.NS.A.1B

Which equation matches the number line model?

• -4 + (-6) = -10

• 4 + (-6) = -2

• -4 + 6 = 2

• 4 + 6 = 10

Tags

CCSS.7.NS.A.1B

Which equation matches the number line model?

• 3 + (-6) = -3

• -3 + (-6) = -9

• -3 + 6 = 3

• 3 + 6 = 9

Tags

CCSS.7.NS.A.1B

Which equation matches the number line model?

• -1 + (-6) = -7

• -1 + 6 = 5

• 1 + (-6) = -5

• 1 + 6 = 7

Tags

CCSS.7.NS.A.1B

What is a zero pair? 

• Two negatives
• Two positives
• One negative, one positive

Tags

CCSS.7.NS.A.1B

Which addition equation matches the problem modeled below? (Yellow is positive and Red is negative)

• -2 + -4 = -6

• 2 + -4 = -2

• 4 + 2 = 6

Tags

CCSS.7.NS.A.1C

Which equation represents the 2-color counters shown in the image? (Yellow is Positive and Red is Negative)

• -4 + 5 = -1

• 4 + 5 = 9

• 4 + (-5)= -1

• -5 - 4 = -9

Tags

CCSS.7.NS.A.1C