Whiteboard
ClassFlow

Class Flow: Decimals Addition Subtraction

For Teachers 4th - 6th Standards
[Free Registration/Login Required] In this lesson students will add decimals to the tenths and hundredths place after first learning to line up the decimal. There is also an Activote session integrated into this flipchart.
Activity
AAA Math

Aaa Math: Subtracting Decimals

For Students 9th - 10th
This personal site explains how to subtract decimals of the tenths place value. Includes games to practice this skill.
Unit Plan
AAA Math

Aaa Math: Tenths as Decimals

For Students 4th - 6th Standards
This site explains how to identify tenths place value. Includes games to practice this skill.
Unknown Type
Khan Academy

Khan Academy: Practice: Adding Decimals: Thousandths

For Students 5th - 6th Standards
Practice adding two decimal numbers from the tenths to the thousandths place.
Unit Plan
CK-12 Foundation

Ck 12: Elem Math: Decomposing Decimals Into Place Values to Tenths

For Students 2nd - 4th Standards
[Free Registration/Login may be required to access all resource tools.] The video discusses how to identify place value of digits in the ones and tenths place. The video is followed by practice problems to assess student understanding of...
Unit Plan
CK-12 Foundation

Ck 12: Elem Math: Expressing Decimals in Tenths

For Students 2nd - 4th
[Free Registration/Login may be required to access all resource tools.] The video describes how to express a number in tenths by moving the decimal to the right. The video is followed by additional problems for students to practice the...
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.
Unknown Type
Khan Academy

Khan Academy: Rounding Decimals Using a Number Line

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

Khan Academy: Place Value for Decimals Greater Than 1

For Students 3rd - 5th Standards
Practice your decimal place value understanding by using tenths and hundredths to describe decimal numbers greater than one. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video or...
Unknown Type
Khan Academy

Khan Academy: Adding Decimals: Hundredths

For Students 5th
Add two numbers that are written to the ones, tenths, or hundredths place.
Interactive
Math Slice

Math Slice: Place Value

For Students 3rd - 5th Standards
A game matching the digit in a number to the correct place value. Place value includes whole numbers to the millions and decimals.
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...
Activity
Homeschool Math

Homeschool Math: Decimal Place Value: One Decimal Digit

For Students 4th
This is a complete lesson with instruction and varied exercises, explaining how the place value system works with decimals that have one decimal digit, and how to write such decimals in expanded form.
Interactive
Quia

Quia: Decimal and Whole Number Jeopardy

For Students 3rd - 6th Standards
You can use this web site to compare and round numbers and to also practice rounding whole numbers and decimals. You can just play by yourself or with another player! See how many points you can get.