
Ratios
Presentation
•
Mathematics
•
6th - 7th Grade
•
Practice Problem
•
Easy
Standards-aligned
Wesley Wenger
Used 24+ times
FREE Resource
6 Slides • 3 Questions
1
Lesson Goal
~use ratios and rates to describe the relationship between two quantities
~find equivalent ratios and use unit rates to solve multi-step problems.
2
Vocabulary
Ratio
A ratio is a way to show a relationship or compare two numbers of the same kind.
We use ratios to compare things of the same type. For example, we may use a ratio to compare the number of boys to the number of girls in your class room.
3
Vocabulary
Proportion
A PROPORTION is an equation where two ratios are equal.
Example: 2 teachers per 20 students equals 3 teachers per 30 students.
Some text here about the topic of discussion
4
Multiple Choice
There are 3 different ways to write a Ratio which is NOT one of them?
5:8
5 To 8
5~8
85
5
Some text here about the topic of discussion.
Please Take 4 Min to
complete
Ratios of the Picture
6
Open Ended
Create a ratio using the following picture of Pumpkins
Example: 2 with noses to 10 with no nose
7
3 ways to find if 2 ratios are Propotional
Scaling
| Cross Multiplication
| Divide vertically
|
8
Open Ended
32=128 Are the proportions equal and What method did you use?
9
Using a method explained, determine if these ratios are proportional on your sheet
Some text here about the topic of discussion
Lesson Goal
~use ratios and rates to describe the relationship between two quantities
~find equivalent ratios and use unit rates to solve multi-step problems.
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