Positive and Negative Number Models

-5 + 1 = 

• -4

• 4

• -6

• 6

what is the result for the this counter model?

• -2

• -7

• 7

• -5

• 5

8 + (-6) = 

• 2

• -2

• 14

• -14

-2 + 4 

3 + -7

• 10

• 4

• -10

• -4

• -7 + 4 = -3
• 7 + (-4) = 3
• 7 - 4 = 11
• 7 + (-4) = -11

Find the sum of the integer model shown.

• -5 + 3 = -2

• 5 + (-3) = 2

• 5 + 3 = 8

• -5 + (-3) = -8

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

• -4 + 5

• 4 + (-5)

• -4 + (-5)

• -5 + 4

When adding negative numbers on a number line, you move to the ____________.

• Right

• Left

What do we call a number less than zero?

• integer

• negative number

• whole number

• positive integer