Curated OER
Tangram Fractions
Students explore tangram puzzles. For this tangram fraction lesson, students read Grandfather Tang and then practice solving tangram puzzles. Students identify fractions of the pieces of the tangram puzzles and then create a design using...
Curated OER
Divisibility Checks: Paired Activity
In this division game worksheet, learners will work in small groups to play a game about dividing numbers. A teacher's guide with game instructions is included.
Curated OER
Where Should You Turn?
Fourth graders complete activities to study decimal numbers. In this decimal numbers lesson, 4th graders study decimal numbers to express numbers less than one and intervals. Students complete map and location activities to study the...
Mangahigh
Mangahigh: Number: Order Decimals
Students learn about the concept of ordering decimals by exploring a tutorial. They can then test their knowledge by taking a ten question assessment that increases in difficulty as they correctly answer questions.
Mangahigh
Mangahigh: Number: Order Decimals and Fractions
Students learn about the concept of ordering fractions and decimals by exploring a tutorial. They can then test their knowledge by taking a ten question assessment that increases in difficulty as they correctly answer questions.
Math Is Fun
Math Is Fun: Comparing, Ordering Decimals
This website gives a simple, easy strategy for how to compare decimals when they have a different number of decimal places. It provides examples in ascending and descending order and an ordering game for practice.
Khan Academy
Khan Academy: Order Decimals
Order 3 decimals with digits up to the thousandths from least to greatest. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video or receive hints.
University of Waterloo (Canada)
Math Frogs: Ordering Decimals
Test your knowledge of decimal amounts. Can you put the decimals in order from the least to the largest? This is a great place to practice!
PBS
Pbs: Who Won?: Comparing Decimals to the Thousandths Place
To figure out who won the race you have to compare their times. This interactive exercise focuses on using what you know about ordering decimals, number lines and rounding to the tenths place and then asks you to think about what numbers...
Alabama Learning Exchange
Alex: Lining Up the Decimals
This lesson provides a chance for the students to order decimals from least to greatest and greatest to least. The numbers are based on a student's ability. This lesson plan was created as a result of the Girls Engaged in Math and...
Lesson Tutor
Lesson Tutor: Comparing Decimals
This site is an online lesson plan and practice problems for students learning how to compare two decimal values are provided here. A detailed explanation of both the methods and the practice questions are provided for easy understanding.
Primary Resources
Primary Resources: Decimals
A large collection of teacher resources dealing with decimals at many different levels. There are worksheets, PowerPoints, smartboard presentations, Excel, Word, and pdf files for the teacher's use.
Math Slice
Math Slice: Ordering Game
Sequencing skills are the focus of this interactive game. You must be able to put fractions, decimals, whole numbers, and negative numbers in correct order to win and make the train move down the tracks. Immediate feedback given to...
CK-12 Foundation
Ck 12: Elem Math: Determining the Greatest and Least Value in a Set of Decimals
[Free Registration/Login may be required to access all resource tools.] For this learning module, students compare decimal numbers and identify the greatest or least. Includes video demonstrating a sample problem [0:46] and a set of...
E-learning for Kids
E Learning for Kids: Math: Husky Sled: Decimals and Percentages
On this interactive site students learn to express hundredths as fractions and decimals, place decimals in ascending order, and represent simple fractions and decimals as percents.
CK-12 Foundation
Ck 12: Elem Math: Arranging a Set of Decimals in Order of Decreasing Value
[Free Registration/Login may be required to access all resource tools.] A learning module where students must compare decimal numbers and put them in order from greatest to least. A video shows how to solve a sample problem. [2:05] A set...
CK-12 Foundation
Ck 12: Elem Math: Determining Which Decimal Falls Between Two Given Decimals
[Free Registration/Login may be required to access all resource tools.] For this learning module, students compare decimal numbers to see which one is between the two that they are given. Includes video demonstrating a sample problem...
CK-12 Foundation
Ck 12: Elem Math: Arranging Decimals and Fractions in Order of Increasing Value
[Free Registration/Login may be required to access all resource tools.] For this learning module, students compare and order fractions and decimals from greatest to least or vice versa. Includes video demonstrating a sample problem...
CK-12 Foundation
Ck 12: Elem Math: Arranging a Set of Decimals in Order of Increasing Value
[Free Registration/Login may be required to access all resource tools.] The video describes how to use place value to compare digits in order to arrange a set of decimals from least to greatest. The video is followed by practice problems...
Lawrence Hall of Science
The Math Page: Skill in Arithmetic: The Meaning of Decimals
This website from The Math Page explains and defines decimals.
The Math League
The Math League: Decimals, Whole Numbers and Exponents
This tutorial has definitions and examples of decimals, whole numbers, and exponents. In addition, a variety of topics are covered, such as comparing, multiplying and subtracting.
ClassFlow
Class Flow: Decimals
[Free Registration/Login Required] This flipchart is an introduction to decimals: standard, word, expanded forms, comparing and ordering.
Alabama Learning Exchange
Alex: Dewey Decimal Goes to Math Class
Math students take an onsite field trip to the library (media center) to meet the Dewey decimal system. An "Essential Question" will be used to a set the purpose for understanding why we use the dewey decimal system. Students will...
CK-12 Foundation
Ck 12: Elem Math: Determine Which Set of Decimals Is Correctly Ordered by Value
[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...