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...
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.
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...
Lesson Plan
Alabama Learning Exchange

Alex: Carlos the Centipede Is Subtracting Decimals!

For Teachers 3rd - 8th Standards
In this lesson, learners will work in collaborative/cooperative groups to understand subtracting decimals. Students will use decimal grids to represent the difference of decimals. Emphasis is on using place-value, lining up the decimals...
Lesson Plan
Illustrative Mathematics

Illustrative Mathematics: Multiplying Decimals by 10

For Teachers 4th - 8th Standards
The purpose of this task is to help students understand and explain why multiplying a decimal number by 10 shifts all the digits one place to the left. This understanding builds on work around place-value that students have done with...
Unknown Type
Khan Academy

Khan Academy: Adding Decimals: Tenths

For Students 4th - 6th Standards
Add two numbers that are either whole numbers or written to the tenths place value. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video or receive hints.
Unknown Type
Common Core Sheets

Common Core Sheets: Number and Operations in Base Ten 5.nbt.4 Worksheets

For Teachers 5th
Teachers can assess students' knowledge of place value with these printable worksheets. You can even create your own learning exercise or flashcards.
Unknown Type
Common Core Sheets

Common Core Sheets: Number and Operations in Base Ten 5.nbt.3b Worksheets

For Teachers 3rd Standards
Print or create worksheets or flashcards to assess students' understanding of place value, comparing numbers, and ordering numbers with decimals.
Unknown Type
Common Core Sheets

Common Core Sheets: Number and Operations in Base Ten 5.nbt.1 Worksheets

For Teachers 5th
Teachers can assess students' knowledge of place value with these printable worksheets. You can even create your own instructional activity or flashcards.
Unit Plan
E-learning for Kids

E Learning for Kids: Math: Hamburger Restaurant: Operations With Money

For Students 5th - 6th Standards
On this interactive site students learn to round numbers to the nearest ten thousand, determine the place value of any digit, and use ordinal numbers.
Unit Plan
AAA Math

Aaa Math: Addition of Decimals

For Students 4th - 5th Standards
This lesson explains how to add decimals of the tenths place value. Gives practice and games to work on this skill.
Whiteboard
ClassFlow

Class Flow: Decimals

For Teachers 4th - 5th
[Free Registration/Login Required] This flipchart was created to introduce decimal place value, to fourth graders. The assessment component is only available to educators having access to study island.
Interactive
Study Pad

Splash Learn: Add Decimals Using Models

For Students 5th
[Free Registration/Login Required] This fun decimal addition worksheet introduces students to the world of operations with decimal numbers. Fifth graders use models to visualize the addition of numbers in the tenths and hundredths places...
Unit Plan
Khan Academy

Khan Academy: Decimals in Words

For Students 3rd - 5th Standards
Practice writing decimal numbers in word form and number form. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video or receive hints.
Unit Plan
CK-12 Foundation

Ck 12: Arithmetic: Decimal Comparisons With Rounding

For Students 7th
[Free Registration/Login may be required to access all resource tools.] Compare and order decimals by rounding the decimals
Unit Plan
Sophia Learning

Sophia: Thousandths

For Students 6th - 7th
The thousandths place is explored in this video tutorial. Students watch a lesson that includes a detailed example.
Handout
Quia

Ixl Learning: What Is a Decimal?

For Students 3rd - 5th Standards
Brush up on your math skills pertaining to decimals then try some practice problems to test your understanding.
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.
Unit Plan
AAA Math

Aaa Math: Hundredths as Decimals

For Students 4th - 6th Standards
This tutorial explains how to identify hundredths place value. Gives problems and games to practice this skill.
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.
Whiteboard
ClassFlow

Class Flow: Decimal Basics Review

For Teachers 5th - 6th Standards
[Free Registration/Login Required] In this flipchart students review place value, rounding, and estimation.
Activity
Lawrence Hall of Science

The Math Page: Skill in Arithmetic: Subtracting Whole Numbers and Decimals

For Students 3rd - 8th Standards
If you are looking for a website that explains and defines subtraction with decimals you have arrived at an excellent resource. There are even practice problems at the very end of the lesson.
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...
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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