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7.2.C.19 - Writing, Evaluating, and Finding Equivalent Expressions with Rational Numbers - Exit Ticket

Last updated 4 months ago

4 Nsɛmmisa

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1.

a. Write three equivalent expressions that can be used to find the final price of an item costing g dollars that is on sale for 15% off and charged 7% sales tax.

7.NS.3

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7.NS.3

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7.NS.3

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7.NS.3

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2.

b. Using all of the expressions, determine the final price for an item that costs $75. If necessary, round to the nearest penny.

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3.

c. If each expression yields the same final sale price, is there anything to be gained by using one over the other?

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4.

d. Describe the benefits, special characteristics, and properties of each expression.

From EngageNY.org of the New York State Education Department. Grade 7 Mathematics Module 2, Topic C, Lesson 19. Internet. Available from https://www.engageny.org/resource/grade-7-mathemat...