IntroductionIn this lesson, you will learn the basics about ratios and proportions. This is a very important lesson because you will be using this topic for our coming up topics on percentages as well. So let's begin!
RatioRatio is just a comparison between two different quantities.
Here are some examples of real-life ratios:
- 70 miles per hour
- 1 teacher per 25 students
- 5 pencils per pencil pouch
- 6 stickers per page
15 to 1
ProportionsProportions are just two fractions that are the same or equal. They are used to compare ratios.
Proportions can be written like the following:
1/4 and 6/24
The above fractions are equal so they are proportions!
Sheet 1 What is Ratio and Proportion