Integer Operations (models)

Which addition equation matches the problem modeled below?

• -6 + (-9) = 3
• -6 + 9 = 3
• -6 + 3 = 9
• 9 + (-3) = -6

Tags

CCSS.7.NS.A.1B

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

• -4 + 5 = -1
• 4 -5 = -1
• 4 + (-5)= -9
• -5 - 4 = -9

Tags

CCSS.7.NS.A.1C

_{^{Which expression models this diagram?}}

• 3 + -4
• -4 + 3
• 7 + -4
• -4 + 7

Tags

CCSS.7.NS.A.1B

• 3 × (-2) = 6
• 3 × (-2) = -6
• 3 × 2 = 6
• -3 × (-2) = -6

Tags

CCSS.7.NS.A.2A

CCSS.7.NS.A.2B

• 4 - 2 = 2
• -4 + 2 = -2
• -4 - 2 = -6
• 4 + 2 = 6

Tags

CCSS.7.NS.A.1B

• -15 ÷ (-3) = -5
• 15 ÷ 3 = 5
• -15 ÷ 3 = 5
• -15 ÷ 3 = -5

Tags

CCSS.7.NS.A.2A

CCSS.7.NS.A.2B

• 5 × 2 = 10
• -5 × 2 = 10
• 5 × (-2) = -10
• -5 × (-2) = -10

Tags

CCSS.7.NS.A.2A

CCSS.7.NS.A.2B

• -15 - 5 = -10
• -15 - 5 = -20
• 15 - 5 = 20
• -15 - (-5) = -20

Tags

CCSS.7.NS.A.1B

• -7 - 4 = -28
• 7 x 4 = 28
• 7 x (-4) = -28
• -7 x (-4) = -28

Tags

CCSS.7.NS.A.1B

• 7 + 10 = 3
• -7 + 10 = 3
• -7 - 10 = 3
• -7 + 3 = 10

Tags

CCSS.7.NS.A.1D