Addition of Integers Using Chips

What sum does the set of tiles model?

• (+3) + (+2) = +5

• (+3) + (+2) = -5

• (-3) + (-2) = -5

• (-3) + (-2) = +5

Tags

CCSS.7.NS.A.1B

What sum does the set of tiles model?

• (+1) + (-4) = +3

• (+1) + (-4) = -3

• (-1) + (+4) = -3

• (-1) + (+4) = +3

Tags

CCSS.7.NS.A.1B

What sum does the set of tiles model?

• (-4) + (+3) = -1

• (+4) + (-3) = -1

• (+4) + (-3) = +1

• (-4) + (+3) = +1

Tags

CCSS.7.NS.A.1C

What sum does the set of tiles model?

• (-4) + (-2) = +6

• (+4) + (+2) = -6

• (+4) + (-2) = -6

• (-4) + (-2) = -6

Tags

CCSS.7.NS.A.1B

What sum does the set of tiles model?

• (+2) + (-3) = -1

• (+2) + (-3) = +1

• (-2) + (+3) = -1

• (-2) + (+3) = +1

Tags

CCSS.7.NS.A.1B

What sum does the set of tiles model?

• (+4) + (-2) = -2

• (+4) + (-2) = +2

• (-4) + (+2) = +2

• (-4) + (+2) = -2

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

• 7
• 5
• -7
• -5

Tags

CCSS.7.NS.A.1B

• 9
• 10
• -9
• -10

Tags

CCSS.7.NS.A.1B

Use the counters to find the sum of the integers. 

• 17
• -2
• -1
• -17

Tags

CCSS.7.NS.A.1C