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Determine When Two Rates Are Proportional Day 2
3.3 Proportions Determine When Two Rates Are Proportional Day 2
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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!
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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
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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
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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
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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
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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
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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
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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
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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
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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?
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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
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MODEL – Determining Proportions TEACHER: p. 110 Part B
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MODEL – Determining Proportions TEACHER: p. 110 Part B
Answer: First day 45 miles per hour; Second day 40 miles per hour
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MODEL – Determining Proportions CLASS: p. 110 Part C
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MODEL – Determining Proportions CLASS: p. 110 Part C
Answer: Both days 75 calories per mile
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MODEL – Determining Proportions PARTNER: p. 110 Part D
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MODEL – Determining Proportions PARTNER: p. 110 Part D
Answer: First day $0.45 per song, Second day $0.50 per song
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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
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Extension: Similarities/Differences
What is the same or different about solving this problem versus Part B, C, & D?
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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
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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
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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
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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
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