Use Glencoe's Math Course 3 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....

Use Glencoe's Math Course 3 randomly generated self-checking quiz to test your knowledge of adding and subtracting fractions with like denominators. Each question has a "Hint" link to help. Choose the correct answer for each problem. At...

This section draws on previous sections that explored how to add, subtract, multiply, and divide rational numbers in order to solve real-world problems involving rational equations. It explores how to apply these procedures in order to...

Have you learned the basics of rational expression addition/subtraction? Great! Now dig deeper with some advanced examples.

Example: Add and simplify 6/(2x^2-7) + (-3x-8)/(2x^2-7).

Example: Add and simplify x/(2x+1)(x-7) + 2x^2/(2x-3)(x-7).

[Free Registration/Login may be required to access all resource tools.] In this lesson students find sums of integers by using a number line. Students examine guided notes, review guided practice, watch instructional videos and attempt...

[Free Registration/Login may be required to access all resource tools.] In this lesson students find sums of integers by using a number line. Students examine guided notes, review guided practice, watch instructional videos and attempt...

Collect pearls by diving on the number line for the number given.

This website provides students tips on how to add integers using absolute value and by introducing them to a pattern.

Example: Subtract and simplify (a-2)/(a+2) - (a-3)/(a^2+4a+4).

Practice taking the absolute value of the difference of two numbers to find the distance between those numbers. Apply this principle to solve word problems. Students receive immediate feedback and have the opportunity to try questions...

In this lesson, 7th graders add and subtract rational numbers to solve word problems.

In this lesson, 7th graders add and subtract rational numbers on a number line.

Print or create worksheets or flashcards to assess students' understanding of operations to add, subtract, multiply, and divide rational numbers.

In this short Cyberchase video, students learn about positive and negative numbers as Harry tries to score a total of 50 points in various events to qualify for the Northern Hemisphere games in New Orleans. [3:24]

[Free Registration/Login may be required to access all resource tools.] Learn how to add integers.

Practice finding the missing value in an addition or subtraction equation involving negative 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.] In this lesson students find the sum of integers with different signs. Students examine guided notes, review guided practice, watch instructional videos and attempt...

[Free Registration/Login may be required to access all resource tools.] In this lesson students add two or more integers using absolute value. Students examine guided notes, review guided practice, watch instructional videos and attempt...

Spider Match is a multi-player game that allows students from anywhere in the world to compete against one another while practicing adding and subtracting integers!

[Free Registration/Login may be required to access all resource tools.] Learn how to add integers.

[Free Registration/Login may be required to access all resource tools.] In this lesson students find the sum of integers with the same sign. Students examine guided notes, review guided practice, watch instructional videos and attempt...

[Free Registration/Login may be required to access all resource tools.] Add and subtract decimals with and without rounding