In this Cyberchase media gallery, learn about ratio and proportion and how to use an algebraic shortcut to solve proportion problems. In the accompanying classroom activity, students play a game called the "Pom-Pom Nose Push," in which...

Practice filling out tables of equivalent ratios. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video or receive hints.

In this lesson, the students will learn what a ratio is and how it can be used in a comparison. In this lesson, students will also determine how to combine a sports drink in powder form and water to make enough for a whole football team....

[Free Registration/Login may be required to access all resource tools.] In this lesson students write proportions and then solve proportions by using cross-products. Students examine guided notes, review guided practice, watch...

This lesson explains proportions along with the formula to determine if the ratios are equal. An interactive practice activity is included.

Practice telling whether or not the relationship between two quantities is proportional by reasoning about equivalent ratios. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video or...

Explains the basic terminology and formatting of ratios, and demonstrates how to solve typical exercises.

[Free Registration/Login may be required to access all resource tools.] In this lesson students find a scale, ratio, or proportion given actual and scale dimensions. Students examine guided notes, review guided practice, watch...

[Free Registration/Login may be required to access all resource tools.] In this lesson students use proportions to find percents. Students examine guided notes, review guided practice, watch instructional videos and attempt practice...

[Free Registration/Login may be required to access all resource tools.] Understand direct and inverse variation.

[Free Registration/Login may be required to access all resource tools.] In this lesson students write proportions and then solve proportions by using equivalent rates. Students examine guided notes, review guided practice, watch...

[Free Registration/Login may be required to access all resource tools.] In this lesson students write and solve proportions. Students examine guided notes, review guided practice, watch instructional videos and attempt practice problems.

Gain an understanding of percent proportions by taking a look at examples and a video lesson.

Practice writing proportions to describe real-world situations. 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 studnets find actual or scale dimensions using a given scale, ratio, or proportion. Students examine guided notes, review guided practice, watch...

[Free Registration/Login may be required to access all resource tools.] In this lesson students identify proportions by cross multiplying or simplifying ratios. Students examine guided notes, review guided practice, watch instructional...

[Free Registration/Login may be required to access all resource tools.] In this lesson students recognize proportions as a statement of equivalent ratios. Students examine guided notes, review guided practice, watch instructional videos...

[Free Registration/Login may be required to access all resource tools.] In this lesson students use cross products to solve proportions and find the value of the missing variable. Students examine guided notes, review guided practice,...

The purpose of this task is to see how well students students understand and reason with ratios. This task was adapted from problem #14 on the 2011 American Mathematics Competition (AMC) 8 Test. Aligns with 7.RP.A.3. The site provides a...

[Free Registration/Login may be required to access all resource tools.] In this lesson students use a proportion to find part a of the percent proportion. Students examine guided notes, review guided practice, watch instructional videos...

[Free Registration/Login may be required to access all resource tools.] In this lesson students use the cross products of proportions to find base b in percent problems. Students examine guided notes, review guided practice, watch...

Provides examples and a video lesson that illustrates how to solve percent problems.

This comprehensive study guide highlights the main terms and formulas needed to understand linear equations. Examples are included.

In this exercise, students solve word problems that involve using different units. Students receive immediate feedback and have the opportunity to get hints and try questions repeatedly.