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Module 3 Lesson 3.notebook
1
December 17, 2015
Wednesday, December 17, 2015
Lesson 3­3: Writing Products as Sums and Sums as Products
HW:  Lesson 3 Problem Set #1, 2, 3, 4 cdgh, 5
Do Now:
 Exit Ticket: Lesson 2
Module 3 Lesson 3.notebook
2
December 17, 2015
Module 3 Lesson 3.notebook
3
December 17, 2015
Exit Ticket Answer
Module 3 Lesson 3.notebook
4
December 17, 2015
11
Module 3 Lesson 3.notebook
5
December 17, 2015
S.12
Module 3 Lesson 3.notebook
6
December 17, 2015
S.12
Module 3 Lesson 3.notebook
7
December 17, 2015
Expression Model Re-Write
3(2x + 4)
1
-1
x
x x
1
1
1
1
x x
1
1
1
1
x x
1
1
1
1
Module 3 Lesson 3.notebook
8
December 17, 2015
Expression Model Re-Write
x
2(2x - 3)
1
-1
x x
-1
-1
-1
x x
-1
-1
-1
Module 3 Lesson 3.notebook
9
December 17, 2015
x
1
S.13
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December 17, 2015
Page S.13
or
Module 3 Lesson 3.notebook
11
December 17, 2015
3x + 6
How many squares are there?
How many rectangles are there?
How do we represent this array with an expression?
Module 3 Lesson 3.notebook
12
December 17, 2015
Page S.14
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13
December 17, 2015
Page S.14
55176
Module 3 Lesson 3.notebook
14
December 17, 2015
Are these models equivalent??
Module 3 Lesson 3.notebook
15
December 17, 2015
Are these models equivalent??
Module 3 Lesson 3.notebook
16
December 17, 2015
Page S.14
Use substitution.
tap for 
answer
Module 3 Lesson 3.notebook
17
December 17, 2015
Page S.14
Module 3 Lesson 3.notebook
18
December 17, 2015
Page S.15
Module 3 Lesson 3.notebook
19
December 17, 2015
Page S.15
Module 3 Lesson 3.notebook
20
December 17, 2015
Page S.16
Module 3 Lesson 3.notebook
21
December 17, 2015
Page S.17
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22
December 17, 2015
Page S.17
s
s + 2
s
s + 2
Module 3 Lesson 3.notebook
23
December 17, 2015
OR
Module 3 Lesson 3.notebook
24
December 17, 2015
Problem Set S.18
Module 3 Lesson 3.notebook
25
December 17, 2015
Closing:
Module 3 Lesson 3.notebook
26
December 17, 2015

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Module 3 lesson 3