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K-5 Grade 2 Unit 1 Lesson 9

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Lesson 9

Warm-up Activity 1 Activity 2

Unit 1, Lesson 9

Interpret Bar Graphs

Grade 2

Warm-up

What do you notice? What do you wonder?

<p>Picture Graph. Favorite Pets. Key, picture of animal represents one pet. Cat, 6. Dog, 10. Fish, 5. Lizard, 3 .</p>

<p>Bar graph. Horizontal axis labeled cat, dog, fish, lizard. Vertical axis from 0 to 10 by ones. Height of bar at each category: Cat, 6. Dog, 10. Fish, 5. Lizard, 3.</p>

Activity 1

Groups of students in different classes were asked, “Where would you like to go on a field trip?” Their responses are shown in these bar graphs:

<p>Picture of students on a field trip.</p>

Write as many statements as you can about each bar graph.

<p>Bar graph. Class1 Field Trip Choices. Horizontal axis labeled aquarium, fire station, childrens museum, zoo. Vertical axis from 0 to 11 by ones. Height of bar: Aquarium, 11. Fire station, 3. Childrens museum, 6. Zoo, 5.</p>

<p>Bar graph. Class 2 Field Trip Choices. Horizontal axis labeled aquarium, fire station, children's museum, zoo. Vertical axis from 0 to 9 by 1s. Height of bar: Aquarium, 7. Fire station, 4. Children's museum, 9. Zoo, 6.</p>

<p>Bar graph. Class 3 Field Trip Choices. Horizontal axis labeled aquarium, fire station, childrens museum, zoo. Vertical axis from 0 to 8 by ones. Height of bar: Aquarium, 4. Fire station, 5. Childrens museum, 7. Zoo, 8.</p>

Activity 2

A group of students were asked, “What is your favorite season?” Their responses are shown in the bar graph.

<p>Bar graph. Our Favorite Season. Horizontal axis labeled winter, spring, summer, fall. Vertical axis from 0 to 14 by ones. Height of bar at each category: Winter, 7. Spring, 3. Summer, 13. Fall, 3.</p>

How many students voted for summer?
What is the total number of students who voted for fall or spring?
Which 2 seasons have a total of 10 votes?
How many students voted?