Subtracting Integers with Number Line

Which expression matches this number line?

• 2 + 3

• -2 - 3

• -2 + (-3)

• -2 - (-3)

When subtracting a positive integer which direction should you move on the number line?

• Left

• Right

• That depends on if the first number is positive or negative

When subtracting a negative integer which direction should you move on the number line?

• Left

• Right

• That depends on if the first number is positive or negative

Which expression matches this number line?

• -2 + 3

• -2 - 3

• 2 - (-3)

• 2 + (-3)

Which two expressions create this model?

• -2 - 3

• -2 + (-3)

• -5 - (-2)

• -5 + 2

0 - 16

• 16

• 0

• -16

• 5

5-19

• 14

• 24

• -14

• -24

Which integer equation below matches the problem modeled in the picture?

• -4 + 5 = 1

• -5 - 4 = -9

• -5 + 4 = -1

• -1 - 4 = -5

-11 - (-4)

• 7

• -15

• -7

• 25

How would you solve the following problem on a number line?

• Start at -8 then move 3 times to the right

• Start at -8 then move 3 times to the left

• Start at -3 then move 8 times to the right

• Start at -3 then move 8 times to the left