Subtracting Integers with Integer Chips and Number Lines

Negative + Negative = ??

• Positive
• Negative
• It Depends

Tags

CCSS.7.NS.A.1C

What equation is modeled?

• 15 + 25 = -10
• 15 + -25 = -10
• -10 + 15 = -10
• -25 + 15 = -10

Tags

CCSS.7.NS.A.1B

• 7
• 5
• -7
• -5

Tags

CCSS.7.NS.A.1B

• -3 +7 = 10
• 7 + (-3) = 4
• 7 + (-10) = -3
• 10 + (-3) = 7

Tags

CCSS.7.NS.A.1B

• -5 + 3 = -2
• 5 + (-3) = 2
• 5 + 3 = 8
• -5 + (-3) = -8

Tags

CCSS.7.NS.A.1D

• 4 + 3 = 1
• 4 + (-3) = 1
• -4 + 3 = -1
• -4 + (-3) = -1

Tags

CCSS.7.NS.A.1B

How would -9 -(-5) look like as an addition problem?

• -9 + (-5)
• 9 + 5
• -9 + 5
• 9 + (-5)

Tags

CCSS.7.NS.A.1B

How would -9 -(-5) look like as an addition problem?

• -9 + (-5)
• 9 + 5
• -9 + 5
• 9 + (-5)

Tags

CCSS.7.NS.A.1B

What would 12 - 20 look like as a addition problem?

• 12 + (-20)
• -12 + (-20)
• 12 + 20
• -12 + 20

Tags

CCSS.7.NS.A.1B

What number line models 6 - 9?

• 
• 
• 
• 

Tags

CCSS.7.NS.A.1C