This document summarizes a math lesson on writing products as sums and sums as products. It includes examples of representing arrays and expressions using multiplication and addition. Students are assigned problems 1-5 on the lesson problem set as homework due on Thursday and will have a quiz on the material on Thursday, January 9th. The lesson covers representing expressions and word problems using equivalent sums and product models.

1. Module 3 Lesson 3.notebook
January 07, 2014
Tuesday, January 7, 2014
Lesson 3­3: Writing Products as Sums and Sums as Products
HW: Lesson 3 Problem Set #1­5
Quiz Thursday 1/9
Do Now:
Yellow Exit Ticket: Lesson 2
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2. Module 3 Lesson 3.notebook
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3. Module 3 Lesson 3.notebook
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Exit Ticket Answer
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Page S.13
tap the box to
reveal answer
each box (x) represents 8 units.
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Page S.13
or
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How many squares are there?
How many rectangles are there?
How do we represent this array with an expression?
3x + 6
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176
55
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Are these models equivalent??
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13. Module 3 Lesson 3.notebook
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Are these models equivalent??
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14. Module 3 Lesson 3.notebook
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Page S.14
tap for
answer
Use substitution.
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OR
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OR
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Closing:
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