Students compute minimum velocity, using square roots.

Fourth graders using the idea of "how many more squirts" fill a container to develop multiplicative thinking. They also investigate the idea of conservation of volume when working with oddly shaped containers. They attempt to use...

Students set up a classroom currency exchange and explore the idea of bartering to get what they want. They create a monetary unit that is based on fractions and multiples of a standard unit, and compare this system to the U.S. monetary...

Students combine imagination, block manipulation, and computer applets to investigate fractions.

Fourth graders read and share chapters of The Boxcar Children. In this wants and needs lesson, 4th graders understand through their reading the differences between wants and needs. Students complete a worksheet about wants and needs...

In this simple past tense worksheet, students use words and phrases given to form positive sentences in the given tense. Answers may be submitted online for review. ESL appropriate but not exclusive.

Fourth graders determine the value of ? by measuring the circumference and diameter of circular objects such as soup cans, Oreo cookies, etc..

Students explore the National Road to Indiana. In this U.S. highway history and primary source research lesson, students read an original journal written by Jane Voorhees Lewis in 1806 describing her trip west on the first federally...

In this scientific notation worksheet, students are given examples of how to multiply and divide using scientific notation and they practice both.

Explore how to add and subtract decimals with this interactive lesson. Then test your knowledge with a quick quiz.

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.

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.

In this exercise, students practice subtracting decimals. Students receive immediate feedback and have the opportunity to get hints and try questions repeatedly.

The mathematics notes investigate how to add and subtract decimals. Examples and practice problems with solutions are included.

This Jeopardy game challenges students to add, subtract, and multiply decimals. Play with up to 10 teams.

Carlos wants to learn about calculating with decimals before his soccer practice starts. See if you can help!

[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...

[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]

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.

[Free Registration/Login may be required to access all resource tools.] Find sums and differences of decimals using mental math.

This is a complete lesson with instruction and a variety of exercises, teaching how to add and subtract decimals with one decimal digit (tenths).

This lesson contains a variety of exercises for adding and subtracting decimals with up to two decimal digits,

This is a complete lesson with instruction, word problems, and exercises about adding and subtracting decimals with two decimal digits (hundredths).