addition & subtraction of integers

36
Addition & Subtraction Addition & Subtraction of Integers

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Addition & SubtractionAddition & Subtraction

of Integers

- 4 + 6

- 4 + 6

0 1 2 3 4 5 6- 1- 2- 3- 4- 5- 6 + + + + + +

- 4 + 6

0 1 2 3 4 5 6- 1- 2- 3- 4- 5- 6 + + + + + +

start here

- 4 + 6

0 1 2 3 4 5 6- 1- 2- 3- 4- 5- 6 + + + + + +

start here

+

- 4 + 6

0 1 2 3 4 5 6- 1- 2- 3- 4- 5- 6 + + + + + +

start here

+ means GO RIGHT

- 4 + 6

0 1 2 3 4 5 6- 1- 2- 3- 4- 5- 6 + + + + + +

start here

+ means GO RIGHT

6 steps

- 4 + 6

0 1 2 3 4 5 6- 1- 2- 3- 4- 5- 6 + + + + + +

1

+ means GO RIGHT

6 steps

- 4 + 6

0 1 2 3 4 5 6- 1- 2- 3- 4- 5- 6 + + + + + +

2

+ means GO RIGHT

6 steps

- 4 + 6

0 1 2 3 4 5 6- 1- 2- 3- 4- 5- 6 + + + + + +

3

+ means GO RIGHT

6 steps

- 4 + 6

0 1 2 3 4 5 6- 1- 2- 3- 4- 5- 6 + + + + + +

4

+ means GO RIGHT

6 steps

- 4 + 6

0 1 2 3 4 5 6- 1- 2- 3- 4- 5- 6 + + + + + +

5

+ means GO RIGHT

6 steps

- 4 + 6

0 1 2 3 4 5 6- 1- 2- 3- 4- 5- 6 + + + + + +

6

+ means GO RIGHT

6 steps

- 4 + 6

0 1 2 3 4 5 6- 1- 2- 3- 4- 5- 6 + + + + + +

6

+ means GO RIGHT

6 steps

- 4 + 6 = 2

- 4 + 6

0 1 2 3 4 5 6- 1- 2- 3- 4- 5- 6 + + + + + +

6

+ means GO RIGHT

6 steps

- 4 + 6 = +2

Another Problem

- 2 - 3

- 2 - 3

0 1 2 3 4 5 6- 1- 2- 3- 4- 5- 6 + + + + + +

- 2 - 3

0 1 2 3 4 5 6- 1- 2- 3- 4- 5- 6 + + + + + +

start here

- 2 - 3

0 1 2 3 4 5 6- 1- 2- 3- 4- 5- 6 + + + + + +

start here

- 2 - 3

0 1 2 3 4 5 6- 1- 2- 3- 4- 5- 6 + + + + + +

start here

– means GO LEFT

- 2 - 3

0 1 2 3 4 5 6- 1- 2- 3- 4- 5- 6 + + + + + +

start here

– means GO LEFT

3 steps

- 2 - 3

0 1 2 3 4 5 6- 1- 2- 3- 4- 5- 6 + + + + + +

1

means GO LEFT

3 steps–

- 2 - 3

0 1 2 3 4 5 6- 1- 2- 3- 4- 5- 6 + + + + + +

2

means GO LEFT

3 steps–

- 2 - 3

0 1 2 3 4 5 6- 1- 2- 3- 4- 5- 6 + + + + + +

3

means GO LEFT

3 steps–

- 2 - 3

0 1 2 3 4 5 6- 1- 2- 3- 4- 5- 6 + + + + + +

3

means GO LEFT

3 steps–

- 2 - 3 = - 5

Another Problem

- 5 + 2

- 5 + 2

0 1 2 3 4 5 6- 1- 2- 3- 4- 5- 6 + + + + + +

- 5 + 2

0 1 2 3 4 5 6- 1- 2- 3- 4- 5- 6 + + + + + +

start here

- 5 + 2

0 1 2 3 4 5 6- 1- 2- 3- 4- 5- 6 + + + + + +

start here

+

- 5 + 2

0 1 2 3 4 5 6- 1- 2- 3- 4- 5- 6 + + + + + +

start here

+ means GO RIGHT

- 5 + 2

0 1 2 3 4 5 6- 1- 2- 3- 4- 5- 6 + + + + + +

start here

+ means GO RIGHT

2 steps

- 5 + 2

0 1 2 3 4 5 6- 1- 2- 3- 4- 5- 6 + + + + + +

1

+ means GO RIGHT

2 steps

- 5 + 2

0 1 2 3 4 5 6- 1- 2- 3- 4- 5- 6 + + + + + +

2

+ means GO RIGHT

2 steps

- 5 + 2

0 1 2 3 4 5 6- 1- 2- 3- 4- 5- 6 + + + + + +

2

+ means GO RIGHT

2 steps

- 5 + 2 = - 3