Estimating Decimal Products and Quotients


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1. Round the number 18.789 to the nearest whole number.

2. Estimate the product 7.2 * 3.9 using our steps. That is, round the decimal numbers to the nearest whole numbers appropriately, then perform the operation on the whole numbers.

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About This Quiz & Worksheet

Use this quiz and worksheet to test and review what you know about decimals when estimating a product or quotient. You'll review how to round decimals and how to use those numbers to find the product or quotient.

Quiz & Worksheet Goals

This quiz and worksheet offer a review of:

  • How to round decimals to whole numbers
  • Examples of rounding decimals
  • Estimating products and quotients
  • Solving word problems with this method

Skills Practiced

  • Information recall - see if you can remember how to round a decimal
  • Knowledge application - revisit what you know about decimals when multiplying to answer questions about solving for the product of two decimals
  • Problem solving - review what you know about estimating decimal products and quotients to solve word problems

Additional Learning

If you are looking for more insight on this topic, see the lesson, Estimating Decimal Products and Quotients. The lesson covers:

  • How to round decimals
  • The steps to estimating a product or quotient
  • Examples of this method
  • Why this is an important skill