Lesson 3-4
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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

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Lesson 3 4 pages 120 124

Lesson 3-4 Pages 120-124

Adding Integers

Lesson Check 3-3


Lesson 3 4 pages 120 124

What you will learn!

How to add integers.


Lesson 3 4 pages 120 124

Vocabulary


Lesson 3 4 pages 120 124

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.

Adding Integers with Different Signs:

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


Lesson 3 4 pages 120 124

What you really need to know!

A number line can help you walk to the right answer!


Lesson 3 4 pages 120 124

Example 1:

-13

-12

-11

-10

-9

-8

-7

-6

-5

-4

-3

-2

-1

0

1

-6 + -3

-9


Lesson 3 4 pages 120 124

Example 2:

-5

-4

-3

-2

-1

0

1

2

3

4

5

6

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8

9

8 + (-7)

1


Lesson 3 4 pages 120 124

Example 3:

-5

-4

-3

-2

-1

0

1

2

3

4

5

6

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9

-5 + 4

-1


Lesson 3 4 pages 120 124

Example 4:

-5

-4

-3

-2

-1

0

1

2

3

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9

2 + -7

-5


Lesson 3 4 pages 120 124

Example 5:

-10

-9

-8

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-3

-2

-1

0

1

2

3

4

-9 + 6

-3


Lesson 3 4 pages 120 124

Example 6:

-64

-44

-10

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-9

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-8

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-7

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-6

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-5

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-4

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-3

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-2

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-1

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0

-34

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-33

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1

-52

-32

2

3

-31

-51

-30

-50

4

-34 + -21

-55


Lesson 3 4 pages 120 124

Page 122

Guided Practice

#’s 5-10


Lesson 3 4 pages 120 124

Read:

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


Lesson 3 4 pages 120 124

Homework: Page 123-124

#’s 12-58 even

#’s 62-69

Lesson Check 3-4


Lesson 3 4 pages 120 124

Page

570

Lesson 3-4


Lesson 3 4 pages 120 124

Lesson Check 3-4


Lesson 3 4 pages 120 124

Mid-Chapter Practice Test

Page

116

#’s 1-16

Lesson Check 3-4


Lesson 3 4 pages 120 124

E

D

F


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