Adding and Subtracting Negative Numbers Counters

Which addition expression matches the problem shown on the number line?

• 3 + -4

• -4 + 3

• 7 + -4

• -4 + 7

3 + -7 =

• 10

• 4

• -10

• -4

What equation is modeled?

• 7 + -6 = -6

• 7 + -13 = -6

• 7 + -14 = -6

• -6 + -14 = -6

What equation is modeled?

• -7 + 8 =1

• -7 + 9 = 1

• 1 + -7 = -7

• 8 + -7 = 1

What equation is modeled?

• 6 + -6 = -6

• -6 + 6 = 12

• 6 + -12 = -6

• -12 + 6 = -6

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

• Right

• Left

-4 + (-3) = ?

-5 + 9 = ?

2 + (-8) = ?

8 + (-2)