Converting among ratios, fractions and decimals
Intros
Examples
Lessons
- Converting Ratios to Fractional and Decimal Forms
A questionnaire shows that the ratio of iPhone to Samsung users is 4:5.
- Part-to-part Vs. Part-to-whole Ratios
Dennis drew a picture using only 14 circles and 12 triangles.
- Use of Fractional Ratios
The ratio of males to females in a certain class is 2 to 3. How many of the 45 students are female?
- Comparing Ratios
Find the value of x for the following ratios.
- Application of Comparing Ratios
The ratio of horses and cows at a farm is 10:13. If there are 91 cows, how many horses are there?
- Application of Ratios - Tips
The tips Mary paid on her $800 meal is $120. How much would she have to pay for tips if a person had a meal of $240?
- Application of Ratios – Similar Triangles
Given the following similar triangles. If A=32, B=24, C=40 and b=3, find the lengths of sides a and c.
Free to Join!
StudyPug is a learning help platform covering math and science from grade 4 all the way to second year university. Our video tutorials, unlimited practice problems, and step-by-step explanations provide you or your child with all the help you need to master concepts. On top of that, it's fun — with achievements, customizable avatars, and awards to keep you motivated.
Easily See Your Progress
We track the progress you've made on a topic so you know what you've done. From the course view you can easily see what topics have what and the progress you've made on them. Fill the rings to completely master that section or mouse over the icon to see more details.Make Use of Our Learning Aids
Earn Achievements as You Learn
Make the most of your time as you use StudyPug to help you achieve your goals. Earn fun little badges the more you watch, practice, and use our service.Create and Customize Your Avatar
Play with our fun little avatar builder to create and customize your own avatar on StudyPug. Choose your face, eye colour, hair colour and style, and background. Unlock more options the more you use StudyPug.
Topic Notes
In this lesson, we will learn:
Notes:
- Converting Ratios to Fractional and Decimal Forms
- Part-to-part Vs. Part-to-whole Ratios
- Use of Fractional Ratios
- Comparing Ratios
- Application of Comparing Ratios
- Application of Ratios – Tips
- Application of Ratios – Similar Triangles
Notes:
- A ratio in the form of a:b can be written in fractional form ba, which can be further converted to decimals by solving a÷b.
2
videos
remaining today
remaining today
5
practice questions
remaining today
remaining today