"Fractions and Division" PPT courseware on the meaning and properties of fractions

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"Fractions and Division" PPT courseware on the meaning and properties of fractions

1. Communicate the relationship between integer division and fractions in solving simple practical problems

1. Review the meaning of integer division.

(1) Teacher Ma in the kindergarten divides 6 pieces of snacks equally among 3 children. How many pieces does each child get?

(2) Question: How did you get it?

Default: 6÷3=2 (blocks)

2. Review the meaning of scores

2. Deepen your understanding of the meaning of fractions while solving slightly complex practical problems.

(1) Use problem solving to deepen the meaning of scores

1. Divide 3 mooncakes equally among 4 people. How many pieces does each person get?

2. Requirements: Please use the learning tools in your hand to cut and place them, or you can write or draw in the notebook. Indicate how many pieces each person gets on average?

3. Report: While laying it out, talk about how you got the number of pieces each person received.

(2) Consolidate the use of fractions to express quotients

Invite the group to share ideas

① If this bucket of biscuits is placed in 5 crispers on average, how many kilograms are placed in each crisper on average?

② Ma Teng walked from home to school for 15 minutes. How many kilometers did he walk per minute on average?

3. On the basis of understanding the meaning of fractions, explore the relationship between fractions and division

1. Question: Looking at these division formulas, what do you think is the relationship between division and fractions?

2. Question: If a is used to represent the dividend and b is used to represent the divisor, how can this relationship be written?

3. Question: a and b can be any number, right?

4. Summary: In division, 0 cannot be used as a divisor. The denominator in a fraction is equivalent to the divisor in division, so the denominator cannot be 0.

4. Comprehensive application to consolidate understanding of the relationship between fractions and division

1. Page 50 of the textbook, "Do it."

Fill in the appropriate numbers in the brackets below.

2. Exercise 12, Question 1 on page 51 of the textbook.

These raisins are packed in 2 bags on average. How many kilograms does each bag weigh?

What about 3 bags on average?

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

"Fractions and Division" PPT:

"Fractions and Division" PPT Part 1 content: Think about it. After dividing a whole into several equal parts, what can be used to represent one or several parts? Fill in the appropriate numbers in the brackets: (1) 5/6 is ( ) 1/6 (2) 11/9 is ( ) 1/9..

"Fractions and Division" PPT courseware on the meaning of fractions:

"Fractions and Division" PPT courseware on the meaning of fractions. If 1 piece of cake is divided equally between 2 children, how many pieces of cake can each person get? What if 7 pieces of cake were divided equally among 3 children? 12=1/2 73=7/3 What relationship do you find between fractions and division? Talk to your companions...

"The Relationship between Fractions and Division" Fraction PPT courseware:

"The Relationship between Fractions and Division" Fraction PPT Courseware Teaching Objectives 1. Further understand the meaning of fractions. 2. Master the relationship between fractions and division, and be able to use fractions to express the quotient of two natural numbers. ... ... ... Fill in the fractions in the brackets. 9 centimeters = ( ) meters 59 seconds = ( ..

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Update Time: 2024-09-29

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

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