Ms. Curtis
  • Snowflakes

Unit 8 Proportional Relationships

Lesson 4: Proportions

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Goal:

Know how to write and solve proportions.

Essential Question:

How can proportions be used to solve real-world problems?
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APK:

1. Use the table to write each ratio.
Challenge: A carpenter can build one doghouse in one day.  How many doghouses can 12 carpenters build in 20 days?
2. In your IN9, create and Effort/Understanding/Behavior chart, and rate yourself o a scale of 1-4 on what you think you will do today.
Before Rubric for Effort, Understanding, and Behavior
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Vocabulary:

Use the following link to go to A Maths Dictionary for Kids, and look up the following word(s).  Be sure to write the definition(s) in your IN9.

proportion

A Maths Dictionary for Kids
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Check-In Video

Check-In Video 1
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Learning Resources:

Watch the following videos.  Be sure to take notes in your IN9.
Textbook Video 1
Textbook Video 2
Textbook Video 3
Ms. Curtis's Video
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In-Class Worksheet:

With your partner, complete the Reading Strategies and Problem Solving Worksheets.
lesson_4_reading_strategies_and_problem_solving.pdf
File Size: 922 kb
File Type: pdf
Download File

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Check-In Video

Check-In Video 2
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Reflection/ Summary:

1. In your IN9, complete the following task.  When you are done, share your answers with your partner.  
Write two ratios that are proportional.
Write two ratios that are not proportional.
​Show how you know they are or are not proportional.
2. In your IN9, complete the Effort/ Understanding/ Behavior chart by rating yourself on a scale of 1-4 on how well you think you did in class today.
After Rubric for Effort, Understanding, and Behavior
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Homework:

Complete either Level B (Worksheet B and Puzzler) or Level C (Worksheet C and Challenge).  Write your answers in your IN9.

Level B Homework

lesson_4_homework_b_and_puzzler.pdf
File Size: 766 kb
File Type: pdf
Download File

Level C Homework

lesson_4_homework_c_and_challenge.pdf
File Size: 797 kb
File Type: pdf
Download File

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Math Humor:

If you have 5 apples in one hand and 8 apples in the other hand, what do you have?
Really big hands!