Stand up! For addition problems, face the positive direction. For subtraction problems, face the negative direction.

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Presentation transcript:

Stand up! For addition problems, face the positive direction. For subtraction problems, face the negative direction.

4 + 6

5 - 4

7 + 1

2 - 5

5 - 9

-4 + 6

-2 + 9

-1 - 8

-8 + 3

Let’s add something new! If the second number is negative, walk backward!

4 + (-6)

5 – (-4)

7 + (-1)

2 – (-5)

5 – (-9)

-4 + (-6)

-2 + (-9)

-1 – (-8)

-8 + (-3)

Let’s mix it up! Remember all the rules! For addition problems, face the positive direction. For subtraction problems, face the negative direction. If the second number is negative, walk backwards!

-2 + (-4)

6 + (-3)

-8 + 7

9 - 5

10 – (-1)

4 – 6