Interactive
Mangahigh

Mangahigh: Number: Calculator Problems Decimals

For Students 5th - 7th Standards
Test your knowledge of adding, subtracting, multiplying, and dividing decimals.
Unit Plan
Study Ladder

Studyladder: Multiplying Decimals by 10

For Students 4th - 5th Standards
Studyladder:Multiplying decimals by 10 is an interactive learning activity.
Unit Plan
Math Is Fun

Math Is Fun: Decimals

For Students 4th - 6th Standards
A good introduction to decimals, which includes a definition of place value and several examples of decimal numbers. Follow links at the bottom of this page to access decimal worksheets as well as information on rounding numbers, adding...
Handout
Varsity Tutors

Varsity Tutors: Hotmath: Algebra Review: Rounding Decimals

For Students 5th - 6th Standards
Find a quick, concise explanation of how to round decimals. An example is given and clearly explained.
Unit Plan
CK-12 Foundation

Ck 12: Elem Math: Expressing Hundredths as Decimals

For Students 3rd - 5th Standards
[Free Registration/Login may be required to access all resource tools.] Students watch a video and attempt practice problems involving expressing hundredths as decimals.
Unit Plan
CK-12 Foundation

Ck 12: Elem Math: Expressing Tenths as Decimals

For Students 3rd - 5th Standards
[Free Registration/Login may be required to access all resource tools.] Students watch a video overview and attempt practice problems involving expressing tenths as decimals.
Unit Plan
CK-12 Foundation

Ck 12: Elem Math: Expressing Thousandths as Decimals

For Students 3rd - 5th Standards
[Free Registration/Login may be required to access all resource tools.] Students watch a video and attempt practice problems involving expressing thousandths as decimals.
Unit Plan
CK-12 Foundation

Ck 12: Elem Math: Adding Decimals From the Thousandths Place to the Tens Place

For Students 3rd - 5th Standards
[Free Registration/Login may be required to access all resource tools.] This mathematics resource is a video demonstrating addition with decimals to the thousandths place, followed by practice problems adding numbers with digits in the...
Unit Plan
CK-12 Foundation

Ck 12: Elem Math: Rounding to Nearest 3 Decimal Places or Thousandths Place

For Students 4th - 5th Standards
[Free Registration/Login may be required to access all resource tools.] A video and practice questions on how to round numbers to the nearest thousandths decimal place. [1:24]
Unit Plan
CK-12 Foundation

Ck 12: Elem Math: Rounding to the Nearest Decimal Place or the Tenths Place

For Students 3rd - 5th Standards
[Free Registration/Login may be required to access all resource tools.] A video and practice questions on how to round numbers to the nearest tenths decimal place. [1:26]
Unit Plan
CK-12 Foundation

Ck 12: Elem Math: Subtract Decimals From the Thousandths Place to the Tens Place

For Students 3rd - 5th Standards
[Free Registration/Login may be required to access all resource tools.] A video and practice questions on how to subtract decimal numbers from the tens place to the thousandths decimal place. [0:47]
Unit Plan
CK-12 Foundation

Ck 12: Elem Math: Rounding the Same Decimal to Different Decimal Places

For Students 4th - 5th Standards
[Free Registration/Login may be required to access all resource tools.] A video and practice questions where students are presented with a decimal number and must round it to three different decimal place value positions. [2:14]
Unit Plan
Khan Academy

Khan Academy: Round Decimals Using a Number Line

For Students 4th - 6th Standards
Practice using a number line to round decimal numbers. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video or receive hints.
Lesson Plan
Illustrative Mathematics

Illustrative Mathematics: Rounding to Tenths and Hundredths

For Students 4th - 8th Standards
The purpose of this task is for students to use the position of a number on the number line to round the number without knowing its exact value. Though this task deals most directly with rounding, it also requires students to understand...
Unit Plan
Lawrence Hall of Science

The Math Page: Skill in Arithmetic: The Meaning of Decimals

For Students 3rd - 5th Standards
This website from The Math Page explains and defines decimals.
Activity
Cool Math

Coolmath: Decimals Terminating Decimals

For Students 4th - 7th Standards
Understand how terminating decimals work.
Activity
Cool Math

Coolmath: Decimals Place Value of Decimals

For Students 5th - 8th Standards
Review regular place values and place names for whole numbers.
Activity
Cool Math

Coolmath: Decimals How to Add Decimals

For Students 3rd - 7th Standards
Learn how to add decimals by lining up the decimals.
Activity
Cool Math

Coolmath: Decimals Repeating Decimals

For Students 3rd - 7th Standards
Use this tutorial to understand repeating decimals.
Handout
Science Struck

Science Struck: Steps and Examples on How to Divide Decimals

For Students 4th - 6th Standards
Demonstrates division of decimals by whole numbers and by decimal numbers.
Unknown Type
Khan Academy

Khan Academy: Rounding Decimals

For Students 3rd - 5th Standards
In this exercise, students practice rounding decimals. Students receive immediate feedback and have the opportunity to get hints and try questions repeatedly.
Unit Plan
Khan Academy

Khan Academy: Rounding Decimals Challenge

For Students 3rd - 5th Standards
In this exercise, students practice rounding decimals. Students receive immediate feedback and have the opportunity to get hints and try questions repeatedly.
Unit Plan
Khan Academy

Khan Academy: Round Decimals

For Students 4th - 6th Standards
Round decimals and whole numbers to the nearest thousand, hundred, ten, one, tenth, or hundredth. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video or receive hints.
Unit Plan
Goodwill

Gcf Global: Introduction to Decimals

For Students 3rd - 8th Standards
Lesson provides an introduction to decimals.