"The Meaning of Fractions" PPT courseware on the meaning and properties of fractions

Description

"The Meaning of Fractions" PPT courseware on the meaning and properties of fractions

teaching objectives

Enable students to understand the reasons for the creation of "fractions", understand the meaning of fractions, and clarify the meanings of numerators, denominators, and fractional units.

Can 4 apples and 6 pandas be divided equally into several parts? If divided equally, what should be regarded as a whole?

Discussion: There are several ways to divide, and each part accounts for what fraction of the whole

The meaning of fraction: Divide the unit "1" evenly into several parts, and the number representing such one or several parts is called a fraction.

test you

1. Use the following fraction to represent the shaded part in the picture, right?

2. Use the following fraction to represent the colored part in the picture, right?

expand

Divide the 4-meter-long wire into 5 equal sections, each section is the length of the wire ( ).

A car travels 4 kilometers in 3 minutes and travels 4 kilometers per minute ().

Practice and explore

1. You are the number of people in the class ( ).

2. The number of people in your group is the number of people in the whole class ( ).

3. The number of girls in your group is ( ) of the total number of people in your group.

The meaning of fractions

1. The production of scores: the needs of life

2. Unit “1”

3. The meaning of fraction: Divide the unit "1" evenly into several parts, and the number representing such one or several parts is called a fraction.

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For more information about the "The Meaning and Properties of Fractions" PPT courseware, please click the "The Meaning and Properties of Fractions ppt" The Meaning of Fractions ppt tag.

"The Meaning of Fractions" PPT:

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"The Meaning of Percents and Reading and Writing Methods" Percent PPT Courseware:

"The Meaning of Percents and Reading and Writing Methods" Percent PPT Courseware Teaching Objectives 1. Combined with specific examples, experience the process of understanding percentages. 2. Understand the meaning of percentages, be able to recognize, read and write percentages, and be able to explain the meanings of common percentages. 3. Willing to understand...

"The Meaning of Percents" Percent Flash Animation Courseware:

"The Meaning of Percents" Flash Animation Courseware for Percents This courseware is a teaching material for unit 3 of the sixth grade mathematics volume of the Hebei Education Edition. The meaning of percentages is a Flash animation courseware. The content is vivid and vivid. Please download it! Keywords: Percent teaching courseware, percentage..

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Update Time: 2024-11-22

This template belongs to Mathematics courseware People's Education Press fifth grade mathematics volume 2 industry PPT template

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