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- Proportions Part B: Word Problems

Proportions Part B: Word Problems
Presentation
•
Mathematics
•
8th Grade
•
Practice Problem
•
Easy
Michele Soto
Used 1+ times
FREE Resource
10 Slides • 11 Questions
1
Proportions:
Word Problems
Learning Objective: I can solve problems using equivalent ratios and proportions. (6.RP.A.3)
2
Our Learning Journey
Agenda
Warm - up
Learn the Skill
Guided Practice
Independent Practice
Exit Ticket
Error Analysis Activity
Menu Work
3
Check for Understanding - Review
What is a Ratio?
How do you determine if two ratios are equivalent?
What operations can you use to make an equivalent ratio?
How do you decide which terms to cross-multiply when solving a proportion?
4
Multiple Choice
Solve the proportion.
12.5
14
15
10
5
Multiple Choice
Solve the proportion.
12.5
14
15
10
6
How can you use equivalent ratios to solve real-world problems, such as those involving proportions in cooking or resizing images?
Turn and Talk
7
Turn and Talk
How could you use equivalent ratios to help you solve this word - problem?
Kameron took a total of 30 quizzes over a course of 6 weeks. How many many quizzes would Kameron take a total after 8 weeks of classes?
8
Draw
Kameron took a total of 30 quizzes over a course of 6 weeks. How many quizzes would Kameron take after 8 weeks of classes?
9
10
Draw
Kameron took a total of 30 quizzes over a course of 6 weeks. How many quizzes would Kameron take after 8 weeks of classes?
11
Draw
Martell can shoot 36 basketballs in 1 hour. How many basketballs can Martell shoot in 3 hours?
12
TURN AND SHARE
SHARE a strategy for explaining your reasoning when presenting a solution involving equivalent ratios or proportions.
13
Draw
Ameer edits 6 Tiktok videos in 2 hours. How many videos can Ameer edit in 4 hours?
14
TURN AND SHARE
DISCUSS a mistake someone might make when solving a ratio or proportion problem and how it can be corrected.
15
Draw
Egypt earns $5.50 an hour delivering newspapers. How much money can Egypt earn after 16 hours?
16
Multiple Choice
The ratio of boys to girls is 3 to 2. If there are 12 boys, how many girls are there?
8
16
4
11
17
Multiple Choice
In a certain apartment building, the ratio of people to cars is 3:5. If there are 30 people, how many cars are there?
35
18
50
60
18
Poll
How are you feeling about solving problems using equivalent ratios and proportions?
Red - Stop
Yellow - Slow Down
Green - Go
19
Fill in the Blanks
20
Error Analysis - Paint Color
Read the problem as a group
Look at how the student did his work.
Identify the error or problem.
Solve the problem correctly and share strategy.
Group 1
Error Analysis - Typing Rate
Read the problem as a group
Look at how the student did his work.
Identify the error or problem.
Solve the problem correctly and share strategy.
Group 2
21
M.SOTO
"Whenever you say, 'I don't know,' I say, 'Great! That is what learning is all about.'"
Proportions:
Word Problems
Learning Objective: I can solve problems using equivalent ratios and proportions. (6.RP.A.3)
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