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6-8 Accelerated 6 Unit 3 Lesson 13

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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

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

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Unit 3, Lesson 13

Using Decimals in a Shopping Context

Accelerated 6

Practice

Problem 1

Mai had \$14.50. She spent \$4.35 at the gift shop and \$5.25 at the arcade. How much money does Mai have left?

\$9.60
\$10.60
\$4.90
\$5.90

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Problem 2

Lesson 13 Resources

Student Materials

A pack of origami paper costs \$7.50. Diego’s club has \$40 to spend on supplies. How many packs can they afford? Explain or show your reasoning.

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Problem 3

Tickets to a show cost \$5.50 for adults and \$4.25 for students. A family is purchasing 2 adult tickets and 3 student tickets.

Estimate the total cost.
What is the exact cost?
If the family pays \$25, what is the exact amount of change they should receive?

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Problem 4

Pencils cost \$3.20 per package, and markers cost \$4.59 per package. Answer each question and show your reasoning.

What is the exact cost of 3 packages of pencils?
What is the exact cost of 3 packages of markers?
How much more do 3 packages of markers cost than 3 packages of pencils?

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Problem 5

ForLesson 10: Rectangles and Triangles with Fractional Lengths

The side length of each small square on the grid represents 1 unit.

Image of a grid.

Draw two different triangles, each with a base of \(5\frac12\) units and an area of \(19\frac14\) units². Explain or show how you know each of your triangles has an area of \(19\frac14\) units².

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Problem 6

ForLesson 12: Solving Problems Involving Fractions

How many \(\frac15\)-liter glasses can Lin fill with a \(1 \frac12\)-liter bottle of water?
How many \(1 \frac12\)-liter bottles of water does it take to fill a 16-liter jug?

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Problem 7

ForLesson 7: Finding an Algorithm for Dividing Fractions

Find each quotient.

\(\frac56 \div \frac16\)
\(1\frac16 \div \frac{1}{12}\)
\(\frac{10}{6 }\div \frac{1}{24}\)

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