Adding Integers with the Chip Model

Which expressions represents the 2-color counters shown in the image?

• -4 + 5

• 4 + (-5)

• -4 + (-5)

• -5 + 4

Tags

CCSS.7.NS.A.1C

Which problem can this represent if yellow is positive?

• 5 + -2 = -3

• -5 + 2 = 7

• 5 + -2 = 3

Tags

CCSS.7.NS.A.1C

Which equation does the model show?

• 5 + 2 = 7

• -5 + 2 = 3

• 5 + (-2) = 3

• -5 + 2 = -7

Tags

CCSS.7.NS.A.1C

Which expression matches the model shown?

• -4 + 5

• 4 + 5

• 4 + (-5)

• -4 + (-5)

Tags

CCSS.7.NS.A.1C

Write the problem and the sum.

• 8 + (-9) = 17

• 8 + (-9) = - 17

• 8 + (-9) = -1

Tags

CCSS.7.NS.A.1B

Find the equation and sum.

• -12 + 5 = 7

• -12 + 5 = -7

• 5 + (-12) = 7

Tags

CCSS.7.NS.A.1C

Find the equation and the sum.

• 14 + (-5) = 9

• -5 + 14 = -9

• 14 + (-5) = -9

Tags

CCSS.7.NS.A.1C

(-9) + 9

• 18

• -18

• 0

• 81

Tags

CCSS.7.NS.A.1B

Write the equation and the sum.

• -1 + (-6) = -5

• -1 + (- 6) = -7

Tags

CCSS.7.NS.A.1C

(- 9) + 7

• -2

• 2

• 16

• -16

Tags

CCSS.7.NS.A.1C