Decimals

Katie, Nov 18, 2020

Decimals

Table of Contents

  1. Decimals on number line
    1. Estimating Decimals
    2. Locating decimals on a number line
    3. Decimal in Three Forms
  2. Addition & Subtraction Decimals
    1. Decimal Addition
    2. Decimal Subtraction
  3. Decimal Multiplication & Division
    1. Division of a decimal by a power of 10
    2. Area Models for Dividing by Decimals
    3. Decimal Multiplication Practice
    4. 6.5.7.3 Connecting Area Models and C…
    5. Decimal Division
  4. decimals to fractions
    1. Fractions and Decimals
    2. Arrange fractions, decimals, and percents
    3. 7.NS.5 - Converting fractions to decimals

1.

Decimals on number line

  • 1. Estimating Decimals
  • 2. Locating decimals on a number line
  • 3. Decimal in Three Forms

1.1.

Estimating Decimals

Play with this applet until you can consistently estimate decimals with less than 5% error. [br]
– David Cox

1.2.

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1.3.

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2.

Addition & Subtraction Decimals

  • 1. Decimal Addition
  • 2. Decimal Subtraction

2.1.

Decimal Addition

Small tool for students to practice Decimal Addition. In this lesson, the min value is the negative of the max value. I recommend learning through a max value of 15's.
Decimal Addition
– Auston B Cron

2.2.

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3.

Decimal Multiplication & Division

  • 1. Division of a decimal by a power of 10
  • 2. Area Models for Dividing by Decimals
  • 3. Decimal Multiplication Practice
  • 4. 6.5.7.3 Connecting Area Models and C…
  • 5. Decimal Division

3.1.

Division of a decimal by a power of 10

– mathspace

3.2.

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3.3.

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3.4.

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3.5.

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4.

decimals to fractions

  • 1. Fractions and Decimals
  • 2. Arrange fractions, decimals, and percents
  • 3. 7.NS.5 - Converting fractions to decimals

4.1.

Fractions and Decimals

– GeoGebra Institute of Hong Kong, Anthony OR 柯志明

4.2.

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4.3.

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