Math Practice 101
Homework Explained - Math Practice 101

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Grade 7 McGraw Hill Glencoe - Answer Keys
Chapter 2: Percents; Lesson 7: Discount


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Guided Practice

  • Question 1 (request help)

    Mary and Roberto bought identical backpacks at different stores. Mary’s backpack originally cost $65 and was discounted 25%. Roberto’s backpack originally cost $75 and was on sale for 30% off of the original price. Which backpack was the better buy? Explain.
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  • Question 2 (request help)

    A pair of in-line skates is on sale for $90. If this price represents a 9% discount from the original price, what is the original price to the nearest cent?
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  • Question 3 (request help)

    Building on the Essential Question Describe two methods for finding the sale price of an item that is discounted 30%.

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