1. Determine When Two Rates Are Proportional Day 2
3.3 Proportions
Determine When Two Rates Are Proportional
Day 2

2. Math Minute 9 Directions
Work by yourself
You have 15 minutes to complete and/or correct all 10 questions
When you’re done…
Math Facts in a Flash
Accelerated Math
Incomplete work
D-11 Math Review 1.3
Raise your hand if you have a question!

3. Math Minute 9 ANSWER KEY 4 + 3 • 5 7/12 30 190 Tom, Kyle True 37 $520
8  16; 5  10; 12  36
8, 12, 16, 36

4. Math Minute 9 Extension Time
If you are an A-Team Member, you may go to the following websites:
Mathplayground.com
Funbrain.com
If you are NOT an A-Team Member, your computer needs to be closed. You should be working on one of the following things:
Incomplete/missing work
D-11 Math Review 1.4 DUE FRIDAY
Extra Credit

5. Announcements D-11 Math Review 1.3 DUE today
D-11 Math Review 1.4 DUE Friday
Reverse schedule today
Math MAP test on Thursday
Winter Aerospace Extravaganza tonight
STAR Math Test TBD
A-Team Members Q2W8 slips
December Newsletters DUE Friday

6. Reverse Schedule Period 7th Breakfast 8:00-8:15 9 8:15-9:25 7
9:29-10:56 5
11:00-11:40
Lunch
11:40-12:10
12:14-12:57 3
1:01-2:28 1
2:32-4:00

7. Results from Last Class
Most students showed their work to find that you can burn 75 calories per mile on the second day 
A few students didn’t finish showing their work

8. Reverse Schedule Period 7th KRKT 8:00-8:15 9 8:15-9:25 7 9:29-10:56 5
11:00-11:40
Lunch
11:40-12:10
12:14-12:57 3
1:01-2:28 1
2:32-4:00

9. Data from Chapter 3 Pre-Test#
Section
Skill 1
3.1
Ratio as a fraction in simplest form 2 3
Find the unit rate 4 5
3.3
Tell whether the ratios form a proportion - expression 6 7
Tell whether the ratios form a proportion - in words 8
3.4
Write a proportion 9 10
3.5
Solve the proportion using multiplication 11 12
Solve the proportion using multiplication – Distributive Property

10. 3.3 Proportions – How can you tell when two ratios form a proportion?
LEARNING TARGET
3.3 Proportions – How can you tell when two ratios form a proportion?
Today I can determine if two rates are equivalent by comparing their unit rates.
Today I can answer at least two out of three questions correctly from the book by showing my work by using division to compare unit rates.
TCAP STANDARDS
1.4a Use the relationships among fractions, decimals, and percents, including the concepts of ratio and proportion, in problem-solving situations.
6.1a Use concrete materials or pictures to explain how ratios, proportion, and percents can be used to solve real-world problems.
AGENDA
(15 min) Math Minute 9
(10 min) Intervention/Extension
(5 min) Announcements & Results
(5 min) Lesson Overview
(15 min) 3.3 Lesson Start Thinking
(15 min) MODEL Determining Proportions (Finish)
(10 min) Extension: Same/Different
(15 min) Partner Book Practice
KEY VOCABULARY
Rate
Unit Rate
Proportional
HOMEWORK & UPCOMING EVENTS
Missing & Incomplete Assignments
D-11 Math Review 1.3 DUE today
D-11 Math Review 1.4 DUE Friday

11. 3.3 Lesson Start Thinking
You go to the grocery store to buy cereal. How do you determine which cereal brand is the better buy?

12. 3.3 Proportions – How can you tell when two ratios form a proportion?
LEARNING TARGET
3.3 Proportions – How can you tell when two ratios form a proportion?
Today I can determine if two rates are equivalent by comparing their unit rates.
Today I can answer at least two out of three questions correctly from the book by showing my work by using division to compare unit rates.
TCAP STANDARDS
1.4a Use the relationships among fractions, decimals, and percents, including the concepts of ratio and proportion, in problem-solving situations.
6.1a Use concrete materials or pictures to explain how ratios, proportion, and percents can be used to solve real-world problems.
AGENDA
(15 min) Math Minute 9
(10 min) Intervention/Extension
(5 min) Announcements & Results
(5 min) Lesson Overview
(15 min) 3.3 Lesson Start Thinking
(15 min) MODEL Determining Proportions (Finish)
(10 min) Extension: Same/Different
(15 min) Partner Book Practice
KEY VOCABULARY
Rate
Unit Rate
Proportional
HOMEWORK & UPCOMING EVENTS
Missing & Incomplete Assignments
D-11 Math Review 1.3 DUE today
D-11 Math Review 1.4 DUE Friday

13. MODEL – Determining Proportions TEACHER: p. 110 Part B

14. MODEL – Determining Proportions TEACHER: p. 110 Part B
Answer: First day 45 miles per hour; Second day 40 miles per hour

15. MODEL – Determining Proportions CLASS: p. 110 Part C

16. MODEL – Determining Proportions CLASS: p. 110 Part C
Answer: Both days 75 calories per mile

17. MODEL – Determining Proportions PARTNER: p. 110 Part D

18. MODEL – Determining Proportions PARTNER: p. 110 Part D
Answer: First day $0.45 per song, Second day $0.50 per song

19. 3.3 Proportions – How can you tell when two ratios form a proportion?
LEARNING TARGET
3.3 Proportions – How can you tell when two ratios form a proportion?
Today I can determine if two rates are equivalent by comparing their unit rates.
Today I can answer at least two out of three questions correctly from the book by showing my work by using division to compare unit rates.
TCAP STANDARDS
1.4a Use the relationships among fractions, decimals, and percents, including the concepts of ratio and proportion, in problem-solving situations.
6.1a Use concrete materials or pictures to explain how ratios, proportion, and percents can be used to solve real-world problems.
AGENDA
(15 min) Math Minute 9
(10 min) Intervention/Extension
(5 min) Announcements & Results
(5 min) Lesson Overview
(15 min) 3.3 Lesson Start Thinking
(15 min) MODEL Determining Proportions (Finish)
(10 min) Extension: Same/Different
(15 min) Partner Book Practice
KEY VOCABULARY
Rate
Unit Rate
Proportional
HOMEWORK & UPCOMING EVENTS
Missing & Incomplete Assignments
D-11 Math Review 1.3 DUE today
D-11 Math Review 1.4 DUE Friday

20. Extension: Similarities/Differences
What is the same or different about solving this problem versus Part B, C, & D?

21. Extension: Similarities/Differences
What is the same or different about solving this problem versus Part B, C, & D?
Answer: Both days $2.50 per box of popcorn

22. 3.3 Proportions – How can you tell when two ratios form a proportion?
LEARNING TARGET
3.3 Proportions – How can you tell when two ratios form a proportion?
Today I can determine if two rates are equivalent by comparing their unit rates.
Today I can answer at least two out of three questions correctly from the book by showing my work by using division to compare unit rates.
TCAP STANDARDS
1.4a Use the relationships among fractions, decimals, and percents, including the concepts of ratio and proportion, in problem-solving situations.
6.1a Use concrete materials or pictures to explain how ratios, proportion, and percents can be used to solve real-world problems.
AGENDA
(15 min) Math Minute 9
(10 min) Intervention/Extension
(5 min) Announcements & Results
(5 min) Lesson Overview
(15 min) 3.3 Lesson Start Thinking
(15 min) MODEL Determining Proportions (Finish)
(10 min) Extension: Same/Different
(15 min) Partner Book Practice
KEY VOCABULARY
Rate
Unit Rate
Proportional
HOMEWORK & UPCOMING EVENTS
Missing & Incomplete Assignments
D-11 Math Review 1.3 DUE today
D-11 Math Review 1.4 DUE Friday

23. Partner Book Practice p. 114 #18-20 Pick 2 SHOW YOUR WORK!
Tell whether the two rates form a proportion.
#18 12 players from 21 teams; 15 players from 24 teams
# calories in 4 servings; 300 calories in 3 servings
# units made in 5 days; 88 units made in 4 days

24. Partner Book Practice p. 114 #18-20 Pick 2 ANSWER KEY
Tell whether the two rates form a proportion.
#18 12 players from 21 teams; 15 players from 24 teams
Answer: 1.75; 1.6  Not proportion
# calories in 4 servings; 300 calories in 3 servings
110; 100  Not proportional
# units made in 5 days; 88 units made in 4 days
24; 22  Not proportional