Topics
12. Data
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United States of AmericaTennessee
Grade 3

12.02 Bar graphs

Lesson
Practice
Lesson

Are you ready?

Can you use a picture graph to answer questions?

The picture graph shows the amount of hours a student spent this month doing homework for different subjects.

  1. Which subject did the student do $3$3 hours of homework for?

    English

    A

    History

    B

  2. Which subject did the student do the most amount of homework for?

    Science

    A

    Mathematics

    B

 

Learn

This video shows shows how to construct a bar graph to display data.

Vocabulary:
The video refers to the graph as a "column graph". This is another name for a bar graph. Notice that the bars are also columns!

Apply

Question 1

Judy is looking at the cookbooks on the shelf at her grandparent's house. She counts how many there are of each type and put the results in the following table.

Type of Cookbook Number of Cookbooks
Baking $4$4
Italian $2$2
Quick Meals $3$3
Gourmet $2$2

  1. Judy wants to draw a bar graph of this information.

    How many bars will she need to draw?

  2. Draw the bar graph that matches the table of information.

    CookbooksType of CookbookNumber of Cookbooks5BakingItalianQuick MealsGourmet

 

Learn

This video shows how to read and answer questions about a bar graph.

Apply

Question 2

Miss Brown recorded her students' favorite pets in the bar graph below.

Student's favorite petsPetsNumber of students10hamsterdogcatfishbird

  1. Which type of pet is most popular?

    dog

    A

    bird

    B

  2. How many students picked a fish as their favorite pet?

 

Remember!
  • Check the scale of the graph. It may not always be $1$1.
  • If there is no bar visible, it represents a value of $0$0.

Outcomes

3.MD.B.3

Draw a pictograph and a scaled bar graph to represent a data set with several categories. Solve one- and two-step "how many more" and "how many less" problems using information presented in graphs.

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