Scholastic
Scholastic: Study Jams! Math: Adding and Subtracting Decimals
Explore how to add and subtract decimals with this interactive lesson. Then test your knowledge with a quick quiz.
Lawrence Hall of Science
The Math Page: Skill in Arithmetic: Subtracting Whole Numbers and Decimals
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.
Khan Academy
Khan Academy: Adding & Subtracting Decimals Word Problems
Practice solving word problems by adding or subtracting decimal numbers. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video or receive hints.
Khan Academy
Khan Academy: Subtracting Decimals: Thousandths
In this exercise, students practice subtracting decimals. Students receive immediate feedback and have the opportunity to get hints and try questions repeatedly.
Shmoop University
Shmoop: Fractions & Decimals: Adding & Subtracting Decimals
The mathematics notes investigate how to add and subtract decimals. Examples and practice problems with solutions are included.
Doina Popovici
Math Play: Decimals Jeopardy Game
This Jeopardy game challenges students to add, subtract, and multiply decimals. Play with up to 10 teams.
E-learning for Kids
E Learning for Kids: Math: Soccer Stadium: Pattern and Function
Carlos wants to learn about calculating with decimals before his soccer practice starts. See if you can help!
CK-12 Foundation
Ck 12: Elem Math: Subtracting Decimals Word Problems
[Free Registration/Login may be required to access all resource tools.] In this learning module, students must solve word problems involving the subtraction of decimals. Includes video demonstrating a sample problem [2:27] and a set of...
CK-12 Foundation
Ck 12: Elem Math: Subtracting Decimals by Inserting Place Holding Zeroes
[Free Registration/Login may be required to access all resource tools.] A video and practice questions on how to subtract decimal numbers using place-holding zeroes. [1:48]
CK-12 Foundation
Ck 12: Elem Math: Subtract Decimals From the Thousandths Place to the Tens Place
[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]
Fact Monster
Fact Monster: Decimals Places
Fact Monster: Decimals is a learning module that focuses on digit placement. It also provides videos on how to add and subtract decimals and how to multiply and divide decimals.
CK-12 Foundation
Ck 12: Arithmetic: Mental Math to Add and Subtract Decimals
[Free Registration/Login may be required to access all resource tools.] Find sums and differences of decimals using mental math.
Homeschool Math
Homeschool Math: Adding and Subtracting Decimals (One Decimal Digit)
This is a complete lesson with instruction and a variety of exercises, teaching how to add and subtract decimals with one decimal digit (tenths).
Homeschool Math
Homeschool Math: Add and Subtract Decimals: Practice Problems
This lesson contains a variety of exercises for adding and subtracting decimals with up to two decimal digits,
Homeschool Math
Homeschool Math: Adding and Subtracting Decimals With Two Decimal Digits
This is a complete lesson with instruction, word problems, and exercises about adding and subtracting decimals with two decimal digits (hundredths).
Ducksters
Ducksters: Kids Math: Adding and Subtracting Decimals
Kids learn how to add and subtract decimals by lining up the decimal point on this website. The site has example math problems.
CK-12 Foundation
Ck 12: Elem Math: Adding Decimals From the Thousandths Place to the Tens Place
[Free Registration/Login may be required to access all resource tools.] This mathematics resource is a video demonstrating addition with decimals to the thousandths place, followed by practice problems adding numbers with digits in the...
Khan Academy
Khan Academy: Adding Decimals: Thousandths
In this exercise, students practice adding decimals in the thousandths place. Students receive immediate feedback and have the opportunity to get hints and try questions repeatedly.
Khan Academy
Khan Academy: Dividing Decimals: Thousandths
In this exercise, students practice dividing decimals in the thousandths place. Students receive immediate feedback and have the opportunity to get hints and try questions repeatedly.
Khan Academy
Khan Academy: Multiplying Decimals 3 (Standard Algorithm)
In this exercise, students practice multiplying decimals 3. Students receive immediate feedback and have the opportunity to get hints and try questions repeatedly.
CK-12 Foundation
Ck 12: Elem Math: Adding and Subtracting Money Using Words
[Free Registration/Login may be required to access all resource tools.] The video walks you through an example of pulling out key words to know what operation to use when working with money word problems. The video models converting...
Discovery Education
Discovery Education: Web Math: General Math
An extraordinary site that will help you with your math homework. Presented in a format that is both easy to understand and educational. Navigate through numerous instant-answer, self-help math solvers to help you figure out your math...
Khan Academy
Khan Academy: Adding & Subtracting Rational Numbers
Practice adding and subtracting negative fractions, decimals, and percents. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video or receive hints.
Khan Academy
Khan Academy: One Step Addition & Subtraction Equations: Fractions & Decimals
Practice solving equations in one step by adding or subtracting a number from both sides. These problems involve decimals and fractions. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a...