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6-8 Grade 6 Unit 7 Lesson 8

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Unit 1 Unit 2 Unit 3 Unit 4 Unit 5 Unit 6 •Unit 7 Unit 8 Unit 9

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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

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IM K-5 Math
IM 6-8 Math
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Unit 7, Lesson 8

Writing and Graphing Inequalities

Grade 6

Practice

Problem 1

Student Task Statement

At the book sale, all books cost less than $5.

What is the most expensive a book could be?
Write an inequality to represent the costs of a book at the sale.
Draw a number line to represent the inequality.

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Lesson 8 Resources

Student Materials Student Materials in Spanish

Problem 2

Student Task Statement

Kiran started his homework before 7:00 p.m. and finished his homework after 8:00 p.m. Let represent the number of hours Kiran worked on his homework.

Decide if each statement is definitely true, definitely not true, or possibly true. Explain your reasoning.

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Problem 3

ForLesson 14: Evaluating Expressions with Exponents

Student Task Statement

Consider a rectangular prism with length 4 and width and height .

Find an expression for the volume of the prism in terms of .
Compute the volume of the prism when , when , and when .

A rectangular prism with a square base. The width of the base is labeled d and the rectangular face has length 4 and height d.

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Problem 4

ForLesson 7: Comparing Numbers and Distance from Zero

Student Task Statement

Match each written statement with a mathematical statement. All of these statements are true.

The number -15 is farther away from 0 on the number line than the number -12 is.
The number -12 is a distance of 12 units away from 0 on the number line.
The distance between -12 and 0 on the number line is greater than -15.
The numbers 12 and -12 are the same distance away from 0 on the number line.
The number -15 is less than the number -12.
The number 12 is greater than the number -12.

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Problem 5

ForLesson 11: The Distributive Property, Part 3

Student Task Statement

Here are five sums. Use the distributive property to write each sum as a product with two factors.

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