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Unit Plan
Khan Academy

Khan Academy: Round Decimals Challenge

For Students 4th - 6th
Round decimals using number lines. Select numbers that round to a given value. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video or receive hints.
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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.
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Unit Plan
Khan Academy

Khan Academy: Compare Decimals Word Problems

For Students 4th - 6th
Solve word problems by comparing decimals Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video or receive hints.
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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.
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Unit Plan
Khan Academy

Khan Academy: Decimals in Expanded Form

For Students 4th - 6th
Practice converting decimals between standard form and expanded form. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video or receive hints.
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Handout
Khan Academy

Khan Academy: Decimals in Written Form Review

For Students 5th - 6th
Features a review of how to write decimals in written form, then provides practice.
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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.
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Handout
Homeschool Math

Homeschool Math: Multiply and Divide Decimals by 10, 100, and 1000

For Students 5th - 6th Standards
Lesson includes a video & examples showing the common shortcut for multiplying & dividing decimals by powers of ten. [7:59] Provides exercises and word problems for practice.
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Unit Plan
CK-12 Foundation

Ck 12: Elem Math: Maximum or Minimum Possible Value of a Rounded Decimal

For Students 4th - 5th
[Free Registration/Login may be required to access all resource tools.] In this learning module, students are told the number of digits after a decimal point and the decimal's value when rounded. They must identify the maximum and the...
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Unit Plan
CK-12 Foundation

Ck 12: Elem Math: Determine Which Set of Decimals Is Correctly Ordered by Value

For Students 2nd - 4th Standards
[Free Registration/Login may be required to access all resource tools.] The video shows how to compare decimals by looking at the value of the digits in each place value to determine the order. The video is followed by a series of...
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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]
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Lesson Plan
Illustrative Mathematics

Illustrative Mathematics: 6.ns Multiplication, Division and Place Value, Part 1

For Teachers 6th Standards
Sixth graders are presented with a completed multiplication equation and are asked to use it to find the answers to seven other equations. To do this, they must use their reasoning and estimation skills. Aligns with 6.NS.B.3.
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Unit Plan
AAA Math

Aaa Math: Thousandths as Decimals

For Students 4th - 6th Standards
This site explains how to identify the thousandths place value. Includes games to practice this skill.
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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.
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Unit Plan
Khan Academy

Khan Academy: Practice: Decimals in Expanded Form

For Students 5th - 6th Standards
Questions are provided to review decimals in expanded form. Immediate feedback is given and hints or a video are available if needed.
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Handout
Khan Academy

Khan Academy: Practice: Decimals in Expanded Form Review

For Students 5th - 6th Standards
Review how to write decimals in expanded form, then attempt some practice problems.
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Unit Plan
CK-12 Foundation

Ck 12: Arithmetic: Small Decimal Rounding to a Leading Digit

For Students 6th - 8th
[Free Registration/Login may be required to access all resource tools.] In this lesson students round small decimals to the place value of the leading digit. Students examine guided notes, review guided practice, watch instructional...
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Unit Plan
Lawrence Hall of Science

The Math Page: Skill in Arithmetic: Add Whole Numbers, Add Decimals

For Students 3rd - 8th Standards
This website explains and defines adding whole numbers and decimals. Content explores addition with regrouping and how to align numbers in a written calculation. There are even practice problems at the end of the lesson.
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Unit Plan
Math Is Fun

Math Is Fun: Compare Decimal Numbers 0 to 1

For Students 4th - 8th Standards
Score points as you compare the value of two given decimals by choosing the correct symbol: less than, greater than, or equal.
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Unit Plan
Sophia Learning

Sophia: Tenths

For Students 6th - 7th
Students learn about the tenths decimal place value. The tutorial includes detailed examples.
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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.
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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.
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Unknown Type
abcteach

Abcteach: Teach: Decimals

For Teachers 1st - 5th
[Free Registration/Login Required] Educators can generate worksheets for primary or elementary grades that focus on decimal addition, subtraction and fraction practice. Worksheets include graphics and answer key.
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Lesson Plan
Illustrative Mathematics

Illustrative Mathematics: 5.nbt Are These Equivalent to 9.52?

For Teachers 5th
Presents six sets of numbers in various formats and students are asked to determine which ones are equivalent to the decimal number 9.52 and to explain their reasoning. Aligns with 5.NBT.A and 5.NBT.A.3.

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