Closed Captioned Video: Ratios: Ratios and Fractions

What Are Ratios?

A ratio is the relationship between two or more quantities among a group of items. Let's look at an example.

Here is a collection of coins. The ratio of pennies to dimes can be expressed as a ratio, and a ratio can be written in three different, but equivalent ways.

When expressed as fractions, ratios can then be rewritten as fractions in simplest form.

For some groupings, you can write a ratio that includes three terms.

Ratios usually include similar types of objects. Here is a collection of different types of balls.

Rates are a special type of ratio. Rates involve different types of quantities. Here is an example of a rate involving cost and weight. 

Video Tutorial: Ratios: Ratios and Fractions. In this video, students look at at the similarities and differences between ratios and fractions. We also show how to derive fractional relationships from ratios.

This is part of a collection of closed captioned videos on the topic of Ratios and Proportions. To see the complete collection of the videos, click on this link.

Note: The download is Media4Math's guide to closed captioned videos.

Related Resources

To see additional resources on this topic, click on the Related Resources tab.

Closed Captioned Video Library

To see the complete collection of captioned videos, click on this link.

Video Transcripts

This video has a transcript available. To see the complete collection of video transcripts, click on this link.