"Understanding of Reciprocals" Fraction Division PPT Courseware 3

Description

"Understanding of Reciprocals" Fraction Division PPT Courseware 3

Self-study guide

1 What is mutual reciprocity?

2 What does "mutual" in the reciprocal of each other mean? Please give an example.

3. Each group gives several sets of reciprocals and uses the meaning of the reciprocals to verify whether the examples given are correct.

4 Do 1 and 0 count down? Why?

5 How to find the reciprocal of a number?

6 Please use one sentence to accurately summarize the method of finding the reciprocal of a number.

Guide 1

Discussion: Observe each group of numbers. What are their characteristics? What do you find if you multiply each set of numbers together? Can you give a name to the three sets of numbers based on the positional relationship between the numerator and denominator?

Guide 2

Discuss in groups and solve the following questions:

1. What does "mutual" in the reciprocal mean? Please give an example.

2. Please name two numbers that are reciprocal to each other and explain why they are reciprocal to each other.

Guide three

Work in groups and independently explore how to find the reciprocal of a number:

1. Explore the method of finding reciprocals.

(1) Ask a question: We already know what a reciprocal is, so how do we find the reciprocal of a number? Will you? (As a group, you can share your thoughts with each other)

(2) Collective communication.

2. Independent verification:

(1) Make a request: Let’s use the group as a unit to come up with a few numbers and try them out to see if the results are consistent with the concept of reciprocal numbers.

(2) Report and exchange.

(3) Do 1 and 0 have reciprocals? Why?

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"Understanding of Reciprocals" Fraction Division PPT Courseware 7:

"Understanding of Reciprocals" Fraction Division PPT Courseware 7 Learning Objectives Understand the meaning of reciprocals through group cooperative learning. Master the method of finding the reciprocal of a number and be able to correctly find the reciprocal of a number. Learning style Group cooperation and communication Learning style Evaluation method Small...

"Understanding of Reciprocals" Fraction Division PPT Courseware 6:

"Understanding of Reciprocals" Fraction Division PPT Courseware 6 Do you want to know the secrets of reciprocals? 1. What is countdown? 2. How to find the reciprocal of a number? Quick Answer Two numbers sum and 1 are reciprocals of each other. ( ) Two numbers whose difference is 1 are reciprocals of each other. ( ) The quotient is 1..

"Understanding of Reciprocals" Fraction Division PPT Courseware 5:

"Understanding of Reciprocals" Fraction Multiplication PPT Courseware 5 Introduction Outline 1. Calculate first, and then observe what the common characteristics of the formulas are? 2. What is mutual reciprocity? How do you understand the word "mutual"? Is 3/8 the reciprocal? Why? 3. Are two numbers whose result is 1 reciprocal to each other? 4..

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Update Time: 2024-11-17

This template belongs to Mathematics courseware Jiangsu Education Edition Sixth Grade Mathematics Volume 1 industry PPT template

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