Adding and Subtracting Integers on a Number Line

What letter should -6 be on the number line?

• A

• B

• C

• D

What equation is modeled?

• 7 + -6 = -6

• 7 + -13 = -6

• 7 + -14 = -6

• -6 + -14 = -6

What equation is modeled?

• 6 + -6 = -6

• -6 + 6 = 12

• 6 + -12 = -6

• -12 + 6 = -6

-3 + (-4) = _____

• 1

• -1

• 7

• -7

Use the number line to find the sum.
3 + (-12) =

• -9

• 9

• -15

• 15

Use the number line to find the sum.
-4 + (-5) =

• -9

• 9

• -1

• 1

Coach Bob’s football team lost 8 yards, gained 5 yards, and lost 2 yards on their first 3 plays from the line of scrimmage.
The team’s current position is ​​ (a)   yards relative to the original line of scrimmage.
The additive inverse,​ (b)   represents the number of yards the team needs to gain in order to return to the original line of scrimmage.

• -5

• 5

• 15

• -15

-10 + 4

• -14

• 14

• -6

• 6

-9 + 9

• 18

• -18

• 0

• 81

-20 + (-11)

• 31

• 9

• -9

• -31