Third graders create addition and subtraction word problems for a partner to solve using marbles. They explain whether the problem is an addition, subtraction, "take away", "have and need", compare or "what is the rest" type problem.

Students play a math game which assesses their mastery of selecting the appropriate operation to solve specific problems.

Students identify nouns, adjectives, and verbs from the newspaper. They create a math story problem, then create a comic strip using dialogue from words found in the newspaper.

Students explore the calculator utility function on a Macintosh computer.  In this calculation lesson, students launch the calculator feature and complete a problem solving worksheet.

Students use an Internet tool, "The Take-Away Bar" to solve subtraction problems by breaking them into parts. They write and solve comparison problems. Students make sensible estimates and check the reasonableness of answers. They use...

Third graders create a box big enough to hold a million dollars. This is a project fun to do near the winter holidays with inexpensive gifts included in the boxes. This hands-on lesson very effectively demonstrates the concept of volume.

The rules for subtracting fractions with like or unlike denominators are clearly explained at this website. Even mixed number subtraction is tackled! This is an excellent place to get step by step explanations for working with fractions.

This Math Page tutorial explains how to add and subtract fractions and features a practice section at the very end of the lesson.

Use this interactive site from Visual Fractions to practice subtraction with fractions using circles. You will need to answer the questions with mixed numbers in lowest terms.

Assess your knowledge of adding, subtracting, multiplying, and dividing fractions with a game of jeopardy.

Use a visual model to subtract fractions with unlike denominators. This video focuses on using an equivalent fractions chart to compare fractions and find the missing piece.

This is an excellent resource to visually illustrate adding and subtracting fractions by finding the lowest common denominator.

Use this "math solver" to subtract two fractions (and/or mixed numbers) that you enter. The site will explain in detail the process of subtacting the fractions you entered.

Teachers, this is the place to come for fraction lesson plans if you teach elementary students. All the topics have a number of resources available from which to choose.

This S.O.S. tutorial gives students a basic review of simple fractions. Follow the tutorial to refresh your skills involving simple fraction manipulations. Each section contains problems with links to the answers.

A comprehensive tutorial that contains the following operations: adding fractions, comparing fractions, converting fractions, multiplying fractions, reducing fractions and subtracting fractions. Explanations, interactive practices and...

Practice solving word problems by adding and subtracting fractions with like denominators. Gaby ate 2 slices of pie and Daniel ate 2. If there were 10 slices of pie all together, what fraction did they eat? Students receive immediate...

Practice adding and subtracting mixed numbers with common (like) denominators. Some items require regrouping. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video or receive hints.

The rules for adding fractions with the same or different denominators are clearly explained at this website. This is an excellent place to get step by step explanations for working with fractions.

Brush up on your math skills pertaining to subtracting mixed numbers with like denominators then try some practice problems to test your understanding.

Use this site to learn how to subtract fractions using circles at this site from Visual Fractions. You will receive immediate feedback on your answers.

Students learn the importance of math accuracy and, more specifically, that knowing how to add, subtract, multiply, and divide fractions make life easier for everyone. To help students come to this understanding, they are assigned to a...

Using fractions and whole numbers, score goals and block your opponent's goals by correctly answering addition, subtraction, multiplication, and division problems. Four levels of play--easy, medium, hard, and super brain--to test your...

Use Glencoe's randomly generated self-checking quiz to test your knowledge of adding and subtracting fractions with unlike denominators. Each question has a "Hint" link to help. Choose the correct answer for each problem. At the bottom...