"One point (two)" Understanding fractions PPT

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"One point (two)" Understanding fractions PPT

Part One: Learning Objectives

1. Experience the process of treating multiple things as a whole and dividing them equally, being able to use fractions to represent one or several of them, and further understand the meaning of fractions.

2. Understand the set model of fractions through activities such as painting and circling. You can use the set model of fractions to represent simple fractions and feel the relativity of fractions.

3. Understand the close connection between fractions and real life, and develop the ability to summarize, analyze and compare.

One point PPT, the second part: interpretation of example questions

1. Paint the small square in the picture below with three colors: red, yellow, and blue. What fraction of the figure does each color account for?

2. Paint the small square in the picture below with three colors: red, yellow, and blue. What fraction of the figure does each color account for?

3. Cut it into 9 small squares. What fraction of the 9 small squares does the small square of each color occupy?

4. Observe the picture below, what scores can you get?

One point PPT, the third part: summary

Use fractions to express one or several parts of a whole composed of multiple things

When using fractions to express the relationship between the quantity of each part and the whole, you must first determine the whole; then determine the number of equal parts that the whole is divided into, and use the total number of parts as the denominator of the fraction; and finally determine the proportion of the quantity of each part. Parts, use it as the numerator of a fraction.

One point PPT, the fourth part: quiz in class

1. What percentage of the total is circled?

2. Observe the picture below, what scores can you get? Talk to your companions.

3. Choose a score and color the apple according to this score.

One point PPT, the fifth part: homework after class

1. Choose from the after-school exercises.

Keywords: Free download of Beijing Normal University version of third grade mathematics PPT courseware, one-point PPT download, understanding of fractions PPT download, .PPT format;

For more information about the PPT courseware "Understanding Fractions Divided into One Point", please click the "Understanding Fractions PPT Divided into One Point" PPT tab.

"One point (two)" PPT teaching courseware for understanding fractions:

"One Point (Two)" PPT teaching courseware for understanding fractions Part One: Give it a try There are 5 little ducks, circle 3/5 of them. Consider the 5 little ducks as a whole, and 3/5 of them are 3 ducks. Comparing the results of these two picture circles, can you tell me what are the similarities and differences?

Download the PPT of "Dividing into Ones (II)" to understand fractions:

"Divide One (Two)" Understanding Fractions PPT Download Part One Content: Knowledge Explanation Paint the small squares in the picture below with three colors: red, yellow, and blue. What fraction of the figure does each color account for? Known conditions: The large square is divided equally into 9 small squares,...

"One Point (1)" PPT teaching courseware for understanding fractions:

"Divide One Point (1)" Understanding Fractions PPT Teaching Courseware Part One: Scenario Introduction Two children are dividing apples, and there is only one apple left at the end. They don't know how to divide it equally. Can you help them? How do you represent half of this apple? ..

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Update Time: 2024-10-01

This template belongs to Mathematics courseware Beijing Normal University Edition Third Grade Mathematics Volume 2 industry PPT template

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