module 7.2 lesson 19
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Module 7.2 Lesson 19.notebook
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HW: • Lesson 19 Problem Set #3• End of Module 2 Exam
Friday 10/30/15
Module 2, Lesson 19
Equivalent Expressionswith Rational Numbers
Exit Ticket for Lesson 18
Do Now
10/23/15
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Homework Answers S.102
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Example 2: S.104
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Tape Diagram Model
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Tape Diagram Model
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Example 3 An item that has an original price of dollars is discounted 33%.
a. Write an expression that represents the amount of the discount.
b. Write two equivalent expressions that represent the new, discounted price.
c. Use one of your expressions to calculate the new, discounted price if the original price was $56.
d. How would the expressions you created in parts (a) and (b) have to change if the item‛s price had increased by 33% instead of discounted 33%?
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Sales Tax= Price + (Sales tax as a Percent)(Price)
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80
4022.40
11.60
.8x
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