Modeling Adding and Subtracting Integers Number Line

-9 + 9

• 18

• -18

• 0

• 81

7+(-12)=

• 5

• 19

• -19

• -5

(+14) - (+2) =

• +12

• -12

• +16

• -16

Find:

9 - (-4) =

• 13

• -13

• 5

• -5

Find:

-5 - (-10) =

• 5

• -5

• 15

• -15

What letter should 20 be on the number line?

• A

• B

• C

• D

Which equation matches the number line model?

• -4 + (-6) = -10

• 4 + (-6) = -2

• -4 + 6 = 2

• 4 + 6 = 10

Which number line models the expression -2 + 4?

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Which number line models the expression 4 + (-5)?

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Which number line models the expression 3 + (-4)?

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