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Percentages and Tape Diagrams: IM 6.3.12
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1. Lesson 6.3.12
- IM 6.3.12 Lesson: Percentages and Tape Diagrams
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2. Practice 6.3.12
- IM 6.3.12 Practice: Percentages and Tape Diagrams
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Percentages and Tape Diagrams: IM 6.3.12
IM 6 – 8 Math, GeoGebra Classroom Activities, Aug 10, 2020

“Percentages and Tape Diagrams” from IM Grade 6 by Open Up Resources and Illustrative Mathematics. Licensed under the Creative Commons Attribution 4.0 license.
Table of Contents
- Lesson 6.3.12
- IM 6.3.12 Lesson: Percentages and Tape Diagrams
- Practice 6.3.12
- IM 6.3.12 Practice: Percentages and Tape Diagrams
IM 6.3.12 Lesson: Percentages and Tape Diagrams
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Jada has a new puppy that weighs 9 pounds. It is now at about 20% of its adult weight.
Here is a diagram that Jada drew about the weight of her puppy.
The adult weight of the puppy will be 45 pounds. How can you see that in the diagram?
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What fraction of its adult weight is the puppy now? How can you see that in the diagram?
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Jada’s friend has a dog that weighs 90 pounds. Here is a diagram Jada drew that represents the weight of her friend’s dog and the weight of her puppy.
How many times greater is the dog’s weight than the puppy’s?
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Compare the weight of the puppy and the dog using fractions.
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Compare the weight of the puppy and the dog using percentages.
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Noah has $5.
Elena has 40% as much as Noah. How much does Elena have?
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Compare Elena’s and Noah’s money using fractions. Draw a diagram to illustrate.


Noah has $5. Diego has 150% as much as Noah. How much does Diego have?
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Compare Diego’s and Noah’s money using fractions. Draw a diagram to illustrate.


During the first part of a hike, Andre drank 1.5 liters of the water he brought.
If this is 50% of the water he brought, how much water did he bring?
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If he drank 80% of his water on his entire hike, how much did he drink?
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Decide if each scenario is possible.
Andre plans to bring his dog on his next hike, along with 150% as much water as he brought on this hike.
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Andre plans to drink 150% of the water he brought on his hike.
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IM 6.3.12 Practice: Percentages and Tape Diagrams
Here is a tape diagram that shows how far two students walked.
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What percentage of Tyler’s distance did Priya walk?
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A bakery makes 40 different flavors of muffins. 25% of the flavors have chocolate as one of the ingredients. Draw a tape diagram to show how many flavors have chocolate and how many don’t.


There are 70 students in the school band. 40% of them are sixth graders, 20% are seventh graders, and the rest are eighth graders.
How many band members are sixth graders?
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How many band members are seventh graders?
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What percentage of the band members are eighth graders? Explain your reasoning.
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Jada has a monthly budget for her cell phone bill. Last month she spent 120% of her budget, and the bill was $60. What is Jada’s monthly budget? Explain or show your reasoning.
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Which is a better deal, 5 tickets for $12.50 or 8 tickets for $20.16? Explain your reasoning.
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An athlete runs 8 miles in 50 minutes on a treadmill. At this rate:
How long will it take the athlete to run 9 miles?
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How far can the athlete run in 1 hour?
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