Videos and solutions to help Grade 3 students learn how to create scaled bar graphs.

Common Core Standards: 3.MD.3

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Lesson Plans and Worksheets for Grade 3

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Common Core For Grade 3

New York State Common Core Math Module 6, Grade 3, Lesson 3

Application Problem

The vertical tape diagram shows the number of fish in Sal’s Pet Store.

a. Find the total number of fish in Tank C. Show your work.

b. Tank B has a total of 30 fish. Draw the tape for Tank B.

c. How many more fish are in Tank B than in Tanks A and D combined?

Lesson 3 Concept Development

Problem 1: Construct a scaled bar graph.

Problem 2: Plot data from a bar graph on a number line.

1. This table shows the favorite subjects of third-graders at Cayuga Elementary.

Use the table to color the bar graph.

a. How many students voted for science?

b. How many more students voted for math than for science? Write a number sentence to show your thinking.

c. Which gets more votes, combining math and ELA, or combining social studies and science? Show your work.

2. This bar graph shows the number of liters of water Skyler drinks this month.

a. During which week does Skyler drink the most water? ____

The least? _____

b. How many more liters does Skyler drink in Week 4 than Week 2?

c. Write a number sentence to show how many liters of water Skyler drinks during Weeks 2 and 3 combined.

d. How many liters does Skyler drink in total?

e. If Skyler drinks 60 liters each week next month, will she drink more or less than she drinks this month? Show your work.

3. Complete the table below to show the data given in the bar graph in Problem 2.

Rotate to landscape screen format on a mobile phone or small tablet to use the **Mathway** widget which allows your to practice solving Algebra, Trigonometry, Calculus and other math topics.

You can use the Mathway widget below to practice Statistics or other math topics. Try the given examples, or type in your own problem. Then click "Answer" to check your answer.