Start with simple problems like 0.2 + 0.4 and build to more complex problems like 10.3 + 36.75.

[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]

[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]

[Free Registration/Login may be required to access all resource tools.] For this learning module, students must convert the sum of integers and fractions into a decimal total. Includes video demonstrating a sample problem [1:00] and a...

Weigh five little creatures on a metric scale, and add to find their total mass to the hundredths place as each one joins the group. A timer calculates your speed of computation.

[Free Registration/Login Required] In this lesson students will add decimals to the tenths and hundredths place after first learning to line up the decimal. There is also an Activote session integrated into this flipchart.

[Free Registration/Login Required] During this lesson students will learn the relationship between decimals and money. They will use banking terminology to add and subtract dollar and cent amounts in a checkbook-like situation.

In this exercise, students practice one-step addition and subtraction equations with fractions and decimals. Students receive immediate feedback and have the opportunity to get hints and try questions repeatedly.

Practice adding two decimal numbers from the tenths to the thousandths place.

[Free Registration/Login may be required to access all resource tools.] Estimate sums and differences of decimals using front-end estimation.

Great source for math worksheets on all four whole number operations, fractions, and miscellaneous arithmetic topics. Could be used to assess basic arithmetic skills for areas that need remediation.

In this lesson, Carlos the Centipede must buy new baseball shoes. His dilemma will be how to multiply decimals (money) by multiples of 10. To add to the dilemma, Carlos' baseball team needs to buy shoes too! Learners will multiply...

Have your puppy choose the two decimals that will make the given sum when added together.

[Free Registration/Login may be required to access all resource tools.] The video describes how to add zeros as place holders at the end of a decimal to make an equivalent decimal out to the thousandths place value in this example.

Four levels of play, from easy to super brain, challenge students to add, subtract, multiply, and divide decimals. Get three correct answers in a row and score a field goal.

The CyberSquad adds decimals to figure out how many rails they need to build a detour that will help them go around a mountain in this Cyberchase video segment.

The purpose of this task is for young scholars to add, subtract, multiply, and divide decimal numbers in a real-world context. The weekly income earned by each person in the task is the median weekly income for their education level, but...

Students can practice adding decimal numbers in the tenths place through a series of self-check exercises and timed learning games.

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...

Many students dream of designing their ideal bedroom. In this exercise, students will be required to limit their designs by size (as a specific volume) and price (a specific amount). They must design the floor plan, including furniture...

Add money amounts under ten dollars. Numbers, not coins, are used in this activity. The decimals are lined up for you in the problem. There are ten random questions.

Learners can test their ability to add decimals using this interactive, graded quiz.

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.

[Free Registration/Login may be required to access all resource tools.] Find sums of decimals by adding vertically.