Chapter 9

Multiplying and Dividing Decimals

Students will use patterns to help them multiply and divide decimals by 1-digit whole numbers, tens, hundreds and thousands.

Chapter 9: Multiplying and Dividing Decimals

Chapter Introduction
Lesson 9.1- Multiplying Decimals
Lesson 9.2- Multiplying by Tens, Hundreds, and Thousands (Powers of Ten)
Lesson 9.3- Dividing Decimals
Lesson 9.4- Dividing by Tens, Hundreds, and Thousands
Lesson 9.5- Estimating Decimals
Lesson 9.6- Converting Metric Units
Lesson 9.7 Real-World Problems: Decimals Put on Your thinking cap
Chapter Review
Chapter 9 Test Prep

KHAN ACADEMY

Chapter 9: Multiplying and Dividing Decimals

This section of Khan Academy offers video tutorials and practices on adding, subtracting, multiplying, and dividing decimals.

http://www.khanacademy.org/math/cc-fifth-grade-math/cc-5th-arith-operations

WEBSITE SUPPORT

Thinking Blocks – Bar Models that you create

(click on “Problems” tab in the lower right corner, then the Green tab in top right corner, followed by “Decimals and %” tab on left side)

math-play.com – Decimals jeopardy game (adding/subtracting/multiplying)

ixl.com – estimating products with whole numbers review

studyzone.org – estimating products with decimals

mathisfun.com – dividing decimals with long division review (click here for animation)

mathplayground.com – dividing decimals by decimals video

studyzone.org – estimating quotients

virtualnerd.com – review of estimating quotient with compatible numbers

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