Lawrence Hall of Science
The Math Page: Skill in Arithmetic: The Meaning of Decimals
This website from The Math Page explains and defines decimals.
Learning Wave Communications
Learning Wave: Decimals
This resource contains several links that lead to discussions on several topics of decimals, including converting and comparing with fractions, rounding, estimating, and basic operations. Each page includes examples and some sample...
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...
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.
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.
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.
CK-12 Foundation
Ck 12: Arithmetic: Decimal Comparison
[Free Registration/Login may be required to access all resource tools.] Compare decimals and order them from least to greatest or greatest to least.
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
Sophia Learning
Sophia: Ordering Fractions and Decimals
This video tutorial reviews how to order fractions and decimals by converting the numbers to either all fractions or all decimals. It includes detailed examples.
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...
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: Arithmetic: Comparison of Fractions, Decimals, and Percents
[Free Registration/Login may be required to access all resource tools.] Order fractions, decimals, and percents by comparing them in the same form.
Massachusetts Institute of Technology
Mit: Scratch: Decimals and Fractions on the Number Line
The interactive activity has students place decimals and fractions on the correct place on a number line.
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...
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.
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.
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.
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...
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.
Lesson Tutor
Lesson Tutor: Comparing Decimals
This site is an online lesson plan and practice problems for learners 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.
Illustrative Mathematics
Illustrative Mathematics: 5.nbt Comparing Decimals on the Number Line
This task presents four pairs of decimal numbers and asks students to compare them and place them on number lines. 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.