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6-8 Accelerated 6 Unit 2 Lesson 26

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K-5 Math •6-8 Math 9-12 Math

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•Accelerated 6 Accelerated 7

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Lesson 1 Lesson 2 Lesson 3 Lesson 4 Lesson 5 Lesson 6 Lesson 7 Lesson 8 Lesson 9 Lesson 10 Lesson 11 Lesson 12 Lesson 13 Lesson 14 Lesson 15 Lesson 16 Lesson 17 Lesson 18 Lesson 19 Lesson 20 Lesson 21 Lesson 22 Lesson 23 Lesson 24 Lesson 25 •Lesson 26 Lesson 27 Lesson 28

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Lesson 17
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IM K-5 Math
IM 6-8 Math
IM 9-12 Math

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Unit 2, Lesson 26

Finding the Percentage (Optional)

Accelerated 6

Practice

Problem 1

A sign in front of a roller coaster says "You must be 40 inches tall to ride." What percentage of this height is:

34 inches?
54 inches?

to access Practice Problem Solutions.

Problem 2

Lesson 26 Resources

Student Materials

At a hardware store, a tool set normally costs \$80. During a sale, there is a \$12 discount on the tool set. What percentage of the usual price is the discount? Explain or show your reasoning.

to access Practice Problem Solutions.

Problem 3

A bathtub can hold 80 gallons of water. The faucet flows at a rate of 4 gallons per minute. What percentage of the tub will be filled after 6 minutes?

to access Practice Problem Solutions.

Problem 4

ForLesson 25: Finding This Percent of That

The sale price of every item in a store is 85% of its usual price.

Here are the usual prices of some items. Calculate the sale price of each.

backpack: \$30
sweatshirt: \$18
soccer ball: \$26

to access Practice Problem Solutions.

Problem 5

ForLesson 20: Solving Rate Problems

Clare and Elena were helping a teacher prepare packets of materials for a science project. Clare prepared 8 packets in 20 minutes. Elena prepared 12 packets in 27 minutes.

Who was working at a faster rate? Explain your reasoning.

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Problem 6

ForLesson 16: Converting Units

Elena is 56 inches tall.

What is her height in centimeters? (Note: 100 inches = 254 centimeters)
What is her height in meters?

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