Lesson 3-4 Pages 120-124

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# Lesson 3-4 Pages 120-124 - PowerPoint PPT Presentation

Lesson 3-4 Pages 120-124. Adding Integers. Lesson Check 3-3. What you will learn!. How to add integers. Vocabulary. What you really need to know!. Adding Integers with the Same Sign: Add their absolute values. Give the result the same sign as the integers.

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Lesson 3-4 Pages 120-124

Lesson Check 3-3

What you will learn!

What you really need to know!

Adding Integers with the Same Sign:

Add their absolute values. Give the result the same sign as the integers.

Subtract their absolute values. Give the result the same sign as the integer with the greater absolute value.

What you really need to know!

Example 1:

-13

-12

-11

-10

-9

-8

-7

-6

-5

-4

-3

-2

-1

0

1

-6 + -3

-9

Example 2:

-5

-4

-3

-2

-1

0

1

2

3

4

5

6

7

8

9

8 + (-7)

1

Example 3:

-5

-4

-3

-2

-1

0

1

2

3

4

5

6

7

8

9

-5 + 4

-1

Example 4:

-5

-4

-3

-2

-1

0

1

2

3

4

5

6

7

8

9

2 + -7

-5

Example 5:

-10

-9

-8

-7

-6

-5

-4

-3

-2

-1

0

1

2

3

4

-9 + 6

-3

Example 6:

-64

-44

-10

-63

-43

-9

-62

-42

-8

-41

-61

-7

-40

-6

-60

-39

-5

-59

-4

-38

-58

-37

-3

-57

-2

-36

-56

-35

-1

-55

0

-34

-54

-33

-53

1

-52

-32

2

3

-31

-51

-30

-50

4

-34 + -21

-55

Page 122

Guided Practice

#’s 5-10

Pages 120-122 with someone at home and study examples!

Homework: Page 123-124

#’s 12-58 even

#’s 62-69

Lesson Check 3-4

Page

570

Lesson 3-4

Mid-Chapter Practice Test

Page

116

#’s 1-16

Lesson Check 3-4

E

D

F