Lesson: Estimating the Product of Two Decimals

In this lesson, we will learn how to use rounding and compatible numbers to estimate the product of two decimal numbers.

Sample Question Videos

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Worksheet: 9 Questions • 2 Videos

Q1:

Which of the following is the nearest to upon rounding one of the two numbers to either 10, 100, or 1,000?

Q2:

Jennifer wants to buy a pair of jeans that cost $49 .99. The sign on the display says that the jeans are off. Which expression can be used to estimate the discount?

Q3:

Which of the following is closest to the result of after rounding one of the two numbers to 10, 100, or 1,000?

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