"Sector Chart" PPT download

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"Sector Chart" PPT download

Part One Content: Knowledge Explanation

Collect and organize data

What I made is a bar chart.

The most people like table tennis, the least people like rope skipping...

Can you calculate what percentage of the class is interested in each sport?

Total number of people: 12+8+5+6+9=40 (people)

Football:8÷40=0.2=20%

Shuttlecock kicking: 6÷40=0.15=15%

Table tennis:12÷40=0.3=30%

Skipping:5÷40=0.125=12.5%

Others:9÷40=0.225=22.5%

(1) What is the relationship between the size of each sector?

Answer: The size of each sector is related to the number of people in the class who like a certain sport as a percentage of the whole class.

(2) What are the benefits of using such statistical charts?

Answer: It can clearly reflect what percentage of the total number of people like each sport.

Fan chart PPT, part 2: practice and consolidation

1. Milk is rich in nutrients. The percentages of various nutrients are as follows.

Moisture: 250×87%=217.5 (g)

Protein: 250×3.3%=8.25 (g)

Fat: 250×4%=10 (g)

Lactose: 250×5%=12.5 (g)

Others: 250×0.7%=1.75 (g)

2. A company has 700 employees holding a New Year's Day celebration (as shown below). A, B, and C respectively represent the percentage of people participating in various activities. It is stipulated that each person can only participate in one and everyone must participate, so there is no Go game. How many people are there in total?

700×(1-37%)

=700×63%

=441 (person)

Answer: There are 441 people who do not play Go.

Fan chart PPT, the third part: knowledge summary

A sector chart uses the area of ​​the entire circle to represent the total, and uses the area of ​​the sector within the circle to represent the percentage of each part of the total.

A fan chart can clearly show the relationship between the number of parts and the total number, and the number of parts and the number of parts.

Fan chart PPT, part 4: summary of gains

Classmates, what knowledge have you learned in this class?

Keywords: Free download of PPT courseware for sixth grade mathematics from the People's Education Press, PPT download of sector statistical chart, .PPT format;

For more information about the "Fan Chart" PPT courseware, please click on the Fan Chart PPT tab.

"Sector Chart" data processing PPT teaching courseware:

"Sector Chart" Data Processing PPT Teaching Courseware Part One Content: Objectives of this Section 1. Through examples, learn about fan charts and understand the characteristics and functions of fan charts. 2. Be able to read fan charts, obtain effective information from them, and experience the application of statistics in real life..

"Sector Chart" data processing PPT download:

"Sector Chart" Data Processing PPT Download Part One: Classroom Introduction 1. Understand the characteristics of the sector chart and understand the role of the sector chart; 2. Learn to observe fan charts and be able to raise and solve mathematical problems based on fan charts; 3. exist..

"Sector Chart" data processing PPT:

"Sector Chart" Data Processing PPT Part One Content: Learning Objectives 1. Through mathematical practice activities, students can learn about fan charts, experience the characteristics of fan charts, and understand the role of fan charts. 2. Learn to observe fan charts and learn from fan...

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Update Time: 2024-10-20

This template belongs to Mathematics courseware People's Education Press Sixth Grade Mathematics Volume 1 industry PPT template

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