"Problem Solving" PPT Courseware 4

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"Problem Solving" PPT Courseware 4

teaching objectives

1. Combined with specific examples, go through the process of analyzing problems and answering them independently.

2. Be able to comprehensively use existing knowledge and experience to answer practical problems, and be able to express the thinking process and results relatively clearly.

3. Be willing to think independently and try to solve problems, and understand the basic mathematical ideas for solving problems.

review review

25×(64+36) 294÷(336÷8)

＝25×100＝294÷42

=2500 =7

If two people have the same number of books, how many books should Liangliang give to Honghong?

Observe the picture above and tell me what mathematical information you learned?

How much do a pair of gloves and a pair of socks cost?

Observe the picture above and tell me what mathematical information you learned?

How can this question be answered?

First figure out how much 3 pairs of socks cost.

54-27＝27 (yuan)

Then find out how much 1 pair of socks costs.

27÷3＝9 (yuan)

Finally, figure out how much a pair of gloves costs.

27-9＝18 (yuan)

practice

1. How much does a hat and a scarf cost each?

2. Honghong and Yaya want to buy the same pencil case.

They bought two pencil cases. How much should Honghong give Yaya in exchange for them after they return?

3. Niu Niu has 24 stamps and Beibei has 18 stamps. How many stamps does Niu Niu give to Beibei? Will they have the same number of stamps? How many stamps does each person have now?

(24-18)÷2

=6÷2

=3 (photos)

Answer: Niu Niu gave Beibei 3 stamps, so both of them have the same number of stamps.

24-3=21 (photos)

Answer: Now each person has 21 stamps.

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For more information about the "Problem Solving" PPT courseware, please click the "Problem Solving ppt" tab.

"Problem Solving" PPT courseware download:

"Problem Solving" PPT courseware download Part One: New Lesson Introduction The hare and the tortoise are racing. The distance from the starting point to the end is 450 meters. Who will reach the end first? How early should I arrive? I run 5 meters per minute. I run 5 meters more per minute than the turtle. The tortoise and the hare..

"Problem Solving" PPT download:

"Problem Solving" PPT download Part 1: Concise explanation of classic questions 1) Do the math yourself: How much is the price reduction for each piece of clothing? The price of the wool sweater is reduced by 145 yuan, 525-380=145 (yuan). The price of the down jacket of 560 yuan is reduced by 162 yuan, 560-398=162 (yuan). What about the other items? ..

"Problem Solving" PPT:

Contents of the first part of "Problem Solving" PPT: Learning objectives 1. Understand the meaning of integer division; 2. Understand division with remainders; 3. Master the relationship between the various parts of division with remainders; 4. Cultivate analysis, judgment and logical reasoning Ability and ability to solve practical problems...

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Update Time: 2024-11-13

This template belongs to Mathematics courseware Hebei Education Edition Fourth Grade Mathematics Volume 1 industry PPT template

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