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.
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...
Khan Academy
Khan Academy: Comparing, Order Rational Numbers
Practice comparing decimals, percents, fractions, and mixed numbers. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video or receive hints.
Better Lesson
Better Lesson: Dewey Decimal System for Ordering Decimals
The Dewey Decimal System is used in libraries all around the world. The foundation of this system is based upon ordering decimals.
Texas Education Agency
Texas Gateway: Comparing and Ordering Rational Numbers
Given a problem situation, the student will compare and order integers, percents, positive and negative fractions and decimals with or without a calculator.
Lawrence Hall of Science
The Math Page: Skill in Arithmetic: The Meaning of Decimals
This website from The Math Page explains and defines decimals.
Illustrative Mathematics
Illustrative Mathematics: 5.nbt Placing Thousandths on the Number Line
This task asks students to order decimal numbers to the thousandths on a number line between 0 and 0.1. Aligns with 5.NBT.A.3.
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.
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.
McGraw Hill
Glencoe: Self Check Quizzes 3 Comparing and Ordering Rational Numbers
Use Glencoe's Math Course 3 randomly generated self-checking quiz to test your knowledge of comparing and ordering rational numbers. Each question has a "Hint" link to help. Choose the correct answer for each problem. At the bottom of...
Common Core Sheets
Common Core Sheets: Number and Operations in Base Ten 5.nbt.3b Worksheets
Print or create worksheets or flashcards to assess students' understanding of place value, comparing numbers, and ordering numbers with decimals.
Khan Academy
Khan Academy: Ordering Rational Numbers
Practice putting positive and negative fractions and decimals in order. For example, -12/4, -2.5, and 3.25. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video or receive hints.
Math Aids
Math Aids: Decimals Worksheets
Great resource to practice and strengthen math skills pertaining to decimals. Math worksheets are printable, may be customized, and include answer keys.
Utah Education Network
Uen: Ordering and Computing With Negative Fractions and Decimals
This lesson plan allows students to practice comparing and ordering rational numbers on a number line as well as computing with fractions and decimals. It provides an assessment plan and attachments for the lesson's activities.
CK-12 Foundation
Ck 12: Arithmetic: Comparison of Fractions, Decimals, and Percents
[Free Registration/Login may be required to access all resource tools.] Compare and order rational numbers
ClassFlow
Class Flow: Decimals
[Free Registration/Login Required] This flipchart is an introduction to decimals: standard, word, expanded forms, comparing and ordering.
Calculator Soup
Calculator Soup: Ordering Fractions Calculator
Compare and order fractions, integers, mixed numbers and decimals in ascending or descending order. Order fractions from least to greatest or from greatest to least.
Education Development Center
Tune in to Learning: What's a Fraction
Use this interactive lesson to learn about fractions. You will find equivalent fractions, compare fractions, and more. Immediate feedback is given to your answers. Links to related videos.
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...
Better Lesson
Better Lesson: Where Does That Fall on the Number Line?
Where does five-thirds belong on a number line? What about 1.61? Students apply their knowledge of fractions and decimals in order to compare and order fractions and decimals.
National Council of Teachers of Mathematics
Nctm: Figure This: Math Challenges for Families
Students, teachers, and parents alike will enjoy this challenging math site. It contains a clever brain teaser section plus creative problems related to algebra, geometry, measurement, numbers, statistics, and probability. A Spanish...
CK-12 Foundation
Ck 12: Arithmetic: Decimal Comparisons Without Rounding
[Free Registration/Login may be required to access all resource tools.] Compare and order decimals without using rounding.
Math Aids
Math Aids: Greater Than Less Than Worksheets
Great resource to practice and strengthen math skills pertaining to greater than and less than. Math worksheets are printable, may be customized, and include answer keys.
CK-12 Foundation
Ck 12: Math Grade 4
Browse resources related to fourth-grade math standards. Click on a topic for interactive lessons, videos, and extra practice.